① 求救英語!據題目和提綱用英語寫出一篇250詞左右短文。the importance of phys
體育運動有益身心健康 The Advantage of Sports
Recently, more and more people stay at home watching TV and surfing the Internet, which leads to obesity and even get serious illness.
最近,越來越多的人呆在家裡看電視、上網,所以導致肥胖甚至更嚴重的疾病。
This is no doubt that sport is good for our health. A person who takes exercises regularly will keep fit. What』s more, exercise can make you well-behaved and confident. If you usually take exercise with your friends, you will be close to them. After all, sports can make your life more colorful.
毫無疑問,運動對我們的健康有好處。人經常運動可以保持身體健康。更重要的是,運動可以使你表現得自信。如果你經常和你的朋友鍛煉,你們之間的關系會更加緊密。畢竟,運動可以使你的生活更加豐富多彩。
Nothing is more important than doing sports. It's time to take actions to stay away from the TV and computer and to take part in sport activities.
沒有什麼比運動更重要。是時候採取行動遠離電視,電腦和參加體育活動了。
② Linux內核的常量定義
宏phys定義了你的機器上的地址轉換__virt_to_phys()。這個宏用於把虛擬地址轉換為一個物理地址。通常情況下:
phys = virt - PAGE_OFFSET PHYS_OFFSET 解壓縮器的地址地址。由於當你調用解壓縮器代碼時,通常關閉MMU,因此這里並不討論虛擬地址和物理地址的問題。通常你在這個地址處調用內核,開始引導內核。它不需要在RAM中,只需要位於FLASH或其他只讀或讀/寫的可定址的存儲設備中。
l ZBSSADDR
解壓縮器的初始化為0的工作區的起始地址。必須位於RAM中,解壓縮器會替你把它初始化為0,此外,需要關閉MMU。
l ZRELADDR
解壓縮內核將被寫入的地址和最終的執行地址。必須滿足:
__virt_to_phys(TEXTADDR) == ZRELADDR
內核的開始部分被編碼為與位置無關的代碼。
l INITRD_PHYS
放置初始RAM盤的物理地址。僅當你使用bootpImage時相關(這是一種非常老的param_struct結構)
l INITRD_ⅥRT
初始RAM盤的虛擬地址。必須滿足:
__virt_to_phys(INITRD_ⅥRT) == INITRD_PHYS
l PARAMS_PHYS
param_struct 結構體或tag lis的物理地址,用於給定內核執行環境下的不同參數。 RAM第一個BANK的物理地址地址。
l PAGE_OFFSET
RAM第一個BANK的虛擬地址地址。在內核引導階段,虛擬地址PAGE_OFFSE將被映射為物理地址PHYS_OFFSET,它應該與TASK_SIZE具有相同的值。
l TASK_SIZE
一個用戶進程的最大值,單位為byte。用戶空間的堆棧從這個地址處向下增長。
任何一個低於TASK_SIZE的虛擬地址對用戶進程來說都是不可見的,因此,內核通過進程偏移對每個進行進行動態的管理。我把這叫做用戶段。任何高於TASK_SIZE的對所有進程都是相同的,稱之為內核段。(換句話說,你不能把IO映射放在低於TASK_SIZE和PAGE_OFFSET的位置處。)
l TEXTADDR
內核的虛擬起始地址,通常為PAGE_OFFSET 0x8000。內核映射必須在此結束。
l DATAADDR
內核數據段的虛擬地址,不能在使用解壓縮器的情況下定義。
l VMALLOC_START
l VMALLOC_END
用於限制vmalloc()區域的虛擬地址。此地址必須位於內核段。通常,vmalloc()區域在最後的虛擬RAM地址以上開始VMALLOC_OFFSET位元組。
l VMALLOC_OFFSET
Offset normally incorporated into VMALLOC_START to provide a hole between virtual RAM and the vmalloc area. We do this to allow out of bounds memory accesses (eg,something writing off the end of the mapped memory map) to be caught. Normally set to 8MB. pram——指定了RAM起始的物理地址,必須始終存在,並應等於PHYS_OFFSET。
pio——是供arch/arm/kernel/debug-armv.S中的調試宏使用的,包含IO的8 MB區域的物理地址。
vio——是8MB調試區域的虛擬地址。
這個調試區域將被位於代碼中(通過MAPIO函數)的隨後的構架相關代碼再次進行初始化。
l BOOT_PARAMS
參見 PARAMS_PHYS.
l FⅨUP(func)
機器相關的修正,在存儲子系統被初始化前運行。
l MAPIO(func)
機器相關的函數,用於IO區域的映射(包括上面的調試區)。
l INITIRQ(func)
用於初始化中斷的機器相關的函數 。
③ 為什麼我一打開黑手黨2就出現PhysX SDK not initialized. PhysX System Software will be installed.咋解
用360或者在控制面板把NVIDIA的physx卸載了,再點擊游戲,游戲會自動進行安裝,之後就能進游戲了
④ 在matlab模擬時出現Initialization commands cannot be evaluated. MATLAB error message求大神幫幫忙~
你的這個PMSM模型是舊版本的
如果要在7.1里用需要轉換
過程看這里http://www.mathworks.com/access/helpdesk_r13/help/toolbox/physmod/powersys/power_c4.html
⑤ beitr phys atmosph 是什麼期刊
是下面的簡寫
Beiträge zur Physik Der Atmosphäre
⑥ Vb隱藏任務管理器中的應用程序
方法一、直接在窗體添加代碼和一個按鈕,按按鈕後進程隱藏
'BOOL InitNTDLL():初始化,載入相關DLL,並且獲得相應函數的函數指針
'VOID CloseNTDLL():和初始化對應,進行相應的收尾工作
'VOID (HANDLE hSection):更改當前進程的session,使當前進程具有讀寫對應核心對象的許可權
'HANDLE OpenPhysicalMemory():打開所需的物理內存映象
'PVOID LinearToPhys(PULONG BaseAddress, PVOID addr):把線性地址轉換成物理地址
'ULONG GetData(PVOID addr):獲得所需的數據
'BOOL SetData(PVOID addr,ULONG data):更改所需的數據
'BOOL HideProcess():隱藏當前進程
'這其中HideProcwss()是最重要的函數,其他函數都是為了被它調用存在的,我們就從這個函數入手,剖析隱藏進程的原理
'代碼如下:
Private Const STATUS_INFO_LENGTH_MISMATCH = &HC0000004
Private Const STATUS_ACCESS_DENIED = &HC0000022
Private Const STATUS_INVALID_HANDLE = &HC0000008
Private Const ERROR_SUCCESS = 0&
Private Const SECTION_MAP_WRITE = &H2
Private Const SECTION_MAP_READ = &H4
Private Const READ_CONTROL = &H20000
Private Const WRITE_DAC = &H40000
Private Const NO_INHERITANCE = 0
Private Const DACL_SECURITY_INFORMATION = &H4
Private Type IO_STATUS_BLOCK
Status As Long
Information As Long
End Type
Private Type UNICODE_STRING
Length As Integer
MaximumLength As Integer
Buffer As Long
End Type
Private Const OBJ_INHERIT = &H2
Private Const OBJ_PERMANENT = &H10
Private Const OBJ_EXCLUSIVE = &H20
Private Const OBJ_CASE_INSENSITIVE = &H40
Private Const OBJ_OPENIF = &H80
Private Const OBJ_OPENLINK = &H100
Private Const OBJ_KERNEL_HANDLE = &H200
Private Const OBJ_VALID_ATTRIBUTES = &H3F2
Private Type OBJECT_ATTRIBUTES
Length As Long
RootDirectory As Long
ObjectName As Long
Attributes As Long
SecurityDescriptor As Long
SecurityQualityOfService As Long
End Type
Private Type ACL
AclRevision As Byte
Sbz1 As Byte
AclSize As Integer
AceCount As Integer
Sbz2 As Integer
End Type
Private Enum ACCESS_MODE
NOT_USED_ACCESS
GRANT_ACCESS
SET_ACCESS
DENY_ACCESS
REVOKE_ACCESS
SET_AUDIT_SUCCESS
SET_AUDIT_FAILURE
End Enum
Private Enum MULTIPLE_TRUSTEE_OPERATION
NO_MULTIPLE_TRUSTEE
TRUSTEE_IS_IMPERSONATE
End Enum
Private Enum TRUSTEE_FORM
TRUSTEE_IS_SID
TRUSTEE_IS_NAME
End Enum
Private Enum TRUSTEE_TYPE
TRUSTEE_IS_UNKNOWN
TRUSTEE_IS_USER
TRUSTEE_IS_GROUP
End Enum
Private Type TRUSTEE
pMultipleTrustee As Long
MultipleTrusteeOperation As MULTIPLE_TRUSTEE_OPERATION
TrusteeForm As TRUSTEE_FORM
TrusteeType As TRUSTEE_TYPE
ptstrName As String
End Type
Private Type EXPLICIT_ACCESS
grfAccessPermissions As Long
grfAccessMode As ACCESS_MODE
grfInheritance As Long
TRUSTEE As TRUSTEE
End Type
Private Type AceArray
List() As EXPLICIT_ACCESS
End Type
Private Enum SE_OBJECT_TYPE
SE_UNKNOWN_OBJECT_TYPE = 0
SE_FILE_OBJECT
SE_SERVICE
SE_PRINTER
SE_REGISTRY_KEY
SE_LMSHARE
SE_KERNEL_OBJECT
SE_WINDOW_OBJECT
SE_DS_OBJECT
SE_DS_OBJECT_ALL
SE_PROVIDER_DEFINED_OBJECT
SE_WMIGUID_OBJECT
End Enum
Private Declare Function SetSecurityInfo Lib "advapi32.dll" (ByVal Handle As Long, ByVal ObjectType As SE_OBJECT_TYPE, ByVal SecurityInfo As Long, ppsidOwner As Long, ppsidGroup As Long, ppDacl As Any, ppSacl As Any) As Long
Private Declare Function GetSecurityInfo Lib "advapi32.dll" (ByVal Handle As Long, ByVal ObjectType As SE_OBJECT_TYPE, ByVal SecurityInfo As Long, ppsidOwner As Long, ppsidGroup As Long, ppDacl As Any, ppSacl As Any, ppSecurityDescriptor As Long) As Long
Private Declare Function SetEntriesInAcl Lib "advapi32.dll" Alias "SetEntriesInAclA" (ByVal cCountOfExplicitEntries As Long, pListOfExplicitEntries As EXPLICIT_ACCESS, ByVal OldAcl As Long, NewAcl As Long) As Long
Private Declare Sub BuildExplicitAccessWithName Lib "advapi32.dll" Alias "BuildExplicitAccessWithNameA" (pExplicitAccess As EXPLICIT_ACCESS, ByVal pTrusteeName As String, ByVal AccessPermissions As Long, ByVal AccessMode As ACCESS_MODE, ByVal Inheritance As Long)
Private Declare Sub RtlInitUnicodeString Lib "NTDLL.DLL" (DestinationString As UNICODE_STRING, ByVal SourceString As Long)
Private Declare Function ZwOpenSection Lib "NTDLL.DLL" (SectionHandle As Long, ByVal DesiredAccess As Long, ObjectAttributes As Any) As Long
Private Declare Function LocalFree Lib "kernel32" (ByVal hMem As Any) As Long
Private Declare Function CloseHandle Lib "kernel32" (ByVal hObject As Long) As Long
Private Declare Function MapViewOfFile Lib "kernel32" (ByVal hFileMappingObject As Long, ByVal dwDesiredAccess As Long, ByVal dwFileOffsetHigh As Long, ByVal dwFileOffsetLow As Long, ByVal dwNumberOfBytesToMap As Long) As Long
Private Declare Function UnmapViewOfFile Lib "kernel32" (lpBaseAddress As Any) As Long
Private Declare Sub CopyMemory Lib "kernel32" Alias "RtlMoveMemory" (Destination As Any, Source As Any, ByVal Length As Long)
Private g_hNtDLL As Long
Private g_pMapPhysicalMemory As Long
Private g_hMPM As Long
Dim aByte(3) As Byte
Private Type OSVERSIONINFO
dwOSVersionInfoSize As Long
dwMajorVersion As Long
dwMinorVersion As Long
dwBuildNumber As Long
dwPlatformId As Long
szCSDVersion As String * 128
End Type
Private Declare Function GetVersionEx Lib "kernel32" Alias "GetVersionExA" (LpVersionInformation As OSVERSIONINFO) As Long
Dim verinfo As OSVERSIONINFO
Private Sub (ByVal hSection As Long)
Dim pDacl As Long
Dim pNewDacl As Long
Dim pSD As Long
Dim dwRes As Long
Dim ea As EXPLICIT_ACCESS
GetSecurityInfo hSection, SE_KERNEL_OBJECT, DACL_SECURITY_INFORMATION, 0, 0, pDacl, 0, pSD
ea.grfAccessPermissions = SECTION_MAP_WRITE
ea.grfAccessMode = GRANT_ACCESS
ea.grfInheritance = NO_INHERITANCE
ea.TRUSTEE.TrusteeForm = TRUSTEE_IS_NAME
ea.TRUSTEE.TrusteeType = TRUSTEE_IS_USER
ea.TRUSTEE.ptstrName = "CURRENT_USER" & vbNullChar
SetEntriesInAcl 1, ea, pDacl, pNewDacl
SetSecurityInfo hSection, SE_KERNEL_OBJECT, DACL_SECURITY_INFORMATION, 0, 0, ByVal pNewDacl, 0
CleanUp:
LocalFree pSD
LocalFree pNewDacl
End Sub
Private Function OpenPhysicalMemory() As Long
Dim Status As Long
Dim PhysmemString As UNICODE_STRING
Dim Attributes As OBJECT_ATTRIBUTES
RtlInitUnicodeString PhysmemString, StrPtr("\Device\PhysicalMemory")
Attributes.Length = Len(Attributes)
Attributes.RootDirectory = 0
Attributes.ObjectName = VarPtr(PhysmemString)
Attributes.Attributes = 0
Attributes.SecurityDescriptor = 0
Attributes.SecurityQualityOfService = 0
Status = ZwOpenSection(g_hMPM, SECTION_MAP_READ Or SECTION_MAP_WRITE, Attributes)
If Status = STATUS_ACCESS_DENIED Then
Status = ZwOpenSection(g_hMPM, READ_CONTROL Or WRITE_DAC, Attributes)
g_hMPM
CloseHandle g_hMPM
Status = ZwOpenSection(g_hMPM, SECTION_MAP_READ Or SECTION_MAP_WRITE, Attributes)
End If
Dim lDirectoty As Long
verinfo.dwOSVersionInfoSize = Len(verinfo)
If (GetVersionEx(verinfo)) <> 0 Then
If verinfo.dwPlatformId = 2 Then
If verinfo.dwMajorVersion = 5 Then
Select Case verinfo.dwMinorVersion
Case 0
lDirectoty = &H30000
Case 1
lDirectoty = &H39000
End Select
End If
End If
End If
If Status = 0 Then
g_pMapPhysicalMemory = MapViewOfFile(g_hMPM, 4, 0, lDirectoty, &H1000)
If g_pMapPhysicalMemory <> 0 Then OpenPhysicalMemory = g_hMPM
End If
End Function
Private Function LinearToPhys(BaseAddress As Long, addr As Long) As Long
Dim VAddr As Long, PGDE As Long, PTE As Long, PAddr As Long
Dim lTemp As Long
VAddr = addr
CopyMemory aByte(0), VAddr, 4
lTemp = Fix(ByteArrToLong(aByte) / (2 ^ 22))
PGDE = BaseAddress + lTemp * 4
CopyMemory PGDE, ByVal PGDE, 4
If (PGDE And 1) <> 0 Then
lTemp = PGDE And &H80
If lTemp <> 0 Then
PAddr = (PGDE And &HFFC00000) + (VAddr And &H3FFFFF)
Else
PGDE = MapViewOfFile(g_hMPM, 4, 0, PGDE And &HFFFFF000, &H1000)
lTemp = (VAddr And &H3FF000) / (2 ^ 12)
PTE = PGDE + lTemp * 4
CopyMemory PTE, ByVal PTE, 4
If (PTE And 1) <> 0 Then
PAddr = (PTE And &HFFFFF000) + (VAddr And &HFFF)
UnmapViewOfFile PGDE
End If
End If
End If
LinearToPhys = PAddr
End Function
Private Function GetData(addr As Long) As Long
Dim phys As Long, tmp As Long, ret As Long
phys = LinearToPhys(g_pMapPhysicalMemory, addr)
tmp = MapViewOfFile(g_hMPM, 4, 0, phys And &HFFFFF000, &H1000)
If tmp <> 0 Then
ret = tmp + ((phys And &HFFF) / (2 ^ 2)) * 4
CopyMemory ret, ByVal ret, 4
UnmapViewOfFile tmp
GetData = ret
End If
End Function
Private Function SetData(ByVal addr As Long, ByVal data As Long) As Boolean
Dim phys As Long, tmp As Long, x As Long
phys = LinearToPhys(g_pMapPhysicalMemory, addr)
tmp = MapViewOfFile(g_hMPM, SECTION_MAP_WRITE, 0, phys And &HFFFFF000, &H1000)
If tmp <> 0 Then
x = tmp + ((phys And &HFFF) / (2 ^ 2)) * 4
CopyMemory ByVal x, data, 4
UnmapViewOfFile tmp
SetData = True
End If
End Function
Private Function ByteArrToLong(inByte() As Byte) As Double
Dim I As Integer
For I = 0 To 3
ByteArrToLong = ByteArrToLong + inByte(I) * (&H100 ^ I)
Next I
End Function
Private Sub Command1_Click()
Dim thread As Long, process As Long, fw As Long, bw As Long
Dim strInfo As String
Dim lOffsetFlink As Long
Dim lOffsetBlink As Long
Dim lOffsetPID As Long
verinfo.dwOSVersionInfoSize = Len(verinfo)
If (GetVersionEx(verinfo)) <> 0 Then
If verinfo.dwPlatformId = 2 Then
If verinfo.dwMajorVersion = 5 Then
Select Case verinfo.dwMinorVersion
Case 0
lOffsetFlink = &HA0
lOffsetBlink = &HA4
lOffsetPID = &H9C
Case 1
lOffsetFlink = &H88
lOffsetBlink = &H8C
lOffsetPID = &H84
End Select
End If
End If
End If
If OpenPhysicalMemory <> 0 Then
thread = GetData(&HFFDFF124)
strInfo = "thread: &H" & Hex(thread) & vbCrLf
process = GetData(thread + &H44)
strInfo = strInfo & "process: &H" & Hex(process) & vbCrLf
fw = GetData(process + lOffsetFlink)
strInfo = strInfo & "fw: &H" & Hex(fw) & vbCrLf
bw = GetData(process + lOffsetBlink)
strInfo = strInfo & "bw: &H" & Hex(bw) & vbCrLf
SetData fw + 4, bw
SetData bw, fw
'MsgBox strInfo, , "pID=" & GetData(process + lOffsetPID)
CloseHandle g_hMPM
End If
End Sub
方法二、添加一個按鈕和模塊,按按鈕後進程隱藏
http://hi..com/xysoul/blog/item/84ae4b24a5f5e53bc895591c.html
⑦ matlab下載方式及地址
this is the matlab of R 2013a ,the seriels number is in the install file
⑧ http://www.mathworks.com/help/toolbox/physmod/drive/tire.html 想下載這個網頁上的simulink
單獨下載一個模塊不可以正常工作,必須安裝其工具箱(有時候還有一些必須的附屬工具箱)。
如果你不具備購買正版軟體的條件,可以申請試用版,申請批準的時間非常快,然後你就可以下載使用。
申請試用版地址:http://www.mathworks.com/programs/trials/trial_request.html?s_cid=HP_FR_trials
⑨ 請問哪裡可以下載到MATLAB的QFT工具箱
MATLAB工具箱下載地址總匯
本工具箱均為免費工具箱.
1.平面操作工具箱
http://cathy.ijs.si/~leon/planman.html
2.SimMechanics 工具箱 (這個好像不是免費的)
http://www.mathworks.com/access/helpdesk/help/toolbox/physmod/mech/mech.shtml
3.gaot工具箱(遺傳演算法工具箱)
http://www.dytrol.com/viewFile.asp?Boardid=11&ID=263
4.Optimization Toolbox 2.2
http://www.ttdown.com/SoftDown.asp?ID=25782
5.Vibration Toolbox
http://www.cs.wright.e/people/faculty/jslater/vtoolbox/vtoolbox.html
6.MATLAB機器視覺工具箱
http://www.cat.csiro.au/cmst/staff/pic/vision-tb.html
7.Polynomial Toolbox
http://www.polyx.com/frm-main-download.htm
8.TIME-FREQUENCY TOOLBOX
http://crttsn.univ-nantes.fr/~auger/tftb.html
9.Uvi_Wave Wavelet Toolbox
http://www.gts.tsc.uvigo.es/~wavelets/
10.THE NNSYSID TOOLBOX - Version 2
http://kalman.iau.dtu.dk/research/control/nnsysid.html
11.Camera calibration toolbox
http://www.ee.oulu.fi/~jth/calibr/
12.Virtual Control Lab
http://www.esr.ruhr-uni-bochum.de/VCLab/
13.有限元工具箱
http://www.dytrol.com/viewFile.asp?Boardid=11&ID=264
14.最速梯度法
http://www.dytrol.com/viewFile.asp?Boardid=11&ID=265
⑩ Rules on how to be a fit kidBeing fit is a way of saying a person eats well, gets a lot of phys...
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