91av视频/亚洲h视频/操亚洲美女/外国一级黄色毛片 - 国产三级三级三级三级

  • 大小: 516KB
    文件類型: .zip
    金幣: 1
    下載: 0 次
    發布日期: 2021-06-18
  • 語言: 其他
  • 標簽: C++??matlab??西工大??

資源簡介

。。。。。。。。。。。。。一門課程設計的代碼，學這專業的自然懂。。。。。。。。。。。。。。。。。。。。。

資源截圖

代碼片段和文件信息 

#include?
#include?
#include?
#include?
#include?
#include
#include

using?namespace?std;


#define?Cx?0.160
#define?d?0.299
#define?q?216.5
#define?g?9.806
const?double?pi=3.141592653;


bool?RungeKutta（int?n
				double?x0
				vector?initValue
				vector）>fun
				double?stepLength
				double?stepNum
				map?>&result）;

//標準彈丸阻力系數Cx0
const?double?Cx0Low[14][10]=
{
0.2590.2610.2620.2630.2650.2670.2680.2710.2750.281
0.2840.2890.2940.3010.3100.3200.3330.3550.3620.378
0.3930.4100.4250.4420.4560.4720.4880.5040.5190.534
0.5460.5570.5670.5770.5870.5970.6080.6160.6240.631
0.6390.6460.6530.6590.6640.6680.6730.6770.6820.686
0.6900.6940.6980.7010.7040.7070.7090.7120.7140.717
0.7190.7200.7220.7230.7250.7260.7270.7280.7290.730
0.7310.7320.7330.7330.7340.7350.7360.7360.7370.737
0.7370.7370.7370.7370.7360.7360.7360.7360.7350.735
0.7350.7340.7330.7330.7320.7320.7310.7300.7290.729
0.7280.7270.7260.7250.7250.7240.7230.7220.7210.720
0.7190.7180.7170.7160.7150.7140.7130.7120.7110.710
0.7090.7070.7060.7050.7030.7020.7010.7000.6990.698
0.6970.6950.6940.6920.6910.6890.6880.6870.6850.684
};

const?double?Cx0High[3][10]={
0.6970.6830.6670.6550.6400.6270.6130.5970.5880.574
0.5610.5480.5380.5250.5140.5030.4930.4830.4740.465
0.4570.4480.4400.4330.4260.4200.0000.0000.0000.000
};

//計算標準彈丸阻力系數，附表?6
double?GetCx0（double?vdouble?a）
{
????double?Ma=v/a;
????if（Ma<0.7）
	{
?????return?0.259;
	}
????else?if（Ma?>=?2.10）
	{
?????int?row?=?int（Ma）;
?????int?col?=?int（（Ma?-?int（Ma））*10）;
?????return?Cx0High[row-2][col];
	}
????else
	{
?????int?row?=?int（Ma?*?10）?-?7;
?????int?col?=?int（（Ma?*?10?-?int（Ma?*?10））*10）;
?????return?Cx0Low[row][col];
	}
}

//定義pi常數，設定初速度的初始角
const?double?theta01?=?（-5）*pi/180;


//計算標準空速，式（1-37）
double?GetStdAirSpeed（double?tao）
{
????return?sqrt（1.404?*?9.806?*?29.27?*?tao）;
}

//計算虛擬溫度tao?t?=?t0?–?Gy?G?=?5.862E-3
double?GetTao（double?tao0double?H）
{
????return?（tao0?-?（H?*?5.862E-3）/（1?-?（（3*8.4）/（760*8））））;
}

//計算考慮虛擬溫度的比重函數
double?GetHtao（double?H）
{
????return?sqrt（GetTao（288.4H）/288.4）?*（（20000?-?H）/（20000?+?H）?+?pow（1-2.1905E-5?*?H5.4））/2.0;
}

//計算彈道系數，式（1-43）
double?GetC（double?Hdouble?v）
{
????return?（Cx?*?pow（d?*?1E-22））*1E3?/（GetCx0（vGetStdAirSpeed（GetTao（288.4H）））?*?q）;;//i公式？
}

//計算空氣阻力函數
double?GetGVtao（double?Hdouble?v）
{
????return?sqrt（GetTao（288.4H）/288.4）?*?4.737E-4?*v?*?v?*?GetCx0（vGetStdAirSpeed（GetTao（288.4H）））;
}


//**********方程組*********
//計算?du/dt
double?du_dt（double?xvector?y）
{
????double?H?=?2000?+?y[3]?*?sin（theta01）?-?y[4];
????double?v?=?sqrt（pow（y[0]2）?+?pow（y[1]2）-?2?*?y[0]?*?y[1]?*?cos（pi/2.0?-?theta0

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2019-05-01?18:04??代碼\
?????目錄???????????0??2019-05-01?18:04??代碼\C\
?????目錄???????????0??2019-05-01?18:04??代碼\C\wdd\
?????目錄???????????0??2019-05-01?18:04??代碼\C\wdd\bin\
?????目錄???????????0??2019-05-01?18:04??代碼\C\wdd\bin\Debug\
?????文件?????1795740??2019-04-24?17:24??代碼\C\wdd\bin\Debug\wdd.exe
?????文件????????9147??2019-04-24?17:23??代碼\C\wdd\main.cpp
?????目錄???????????0??2019-05-01?18:04??代碼\C\wdd\obj\
?????目錄???????????0??2019-05-01?18:04??代碼\C\wdd\obj\Debug\
?????文件??????321968??2019-04-24?17:23??代碼\C\wdd\obj\Debug\main.o
?????文件???????17637??2019-04-24?15:49??代碼\C\wdd\out.txt
?????文件???????17634??2019-04-24?17:24??代碼\C\wdd\out1.txt
?????文件????????1094??2019-01-18?17:53??代碼\C\wdd\wdd.cbp
?????文件?????????151??2019-04-24?15:35??代碼\C\wdd\wdd.depend
?????文件?????????360??2019-04-24?19:02??代碼\C\wdd\wdd.layout
?????目錄???????????0??2019-05-01?18:04??代碼\MATLAB\
?????文件?????????277??2019-04-24?19:06??代碼\MATLAB\wdd1.m
?????文件?????????486??2019-04-24?19:05??代碼\MATLAB\wdd2.m

評論

共有 條評論