W=pi/4.5:pi/180:pi/3;
来源:学生作业帮 编辑:大师作文网作业帮 分类:综合作业 时间:2024/11/12 00:38:10
W=pi/4.5:pi/180:pi/3;
e=pi/157;
tand=0.59;
c=0.915;
B=60;
H=33;
F=1.414*c*B*H/sin(3*pi/2-2*e-2*W)/(1-tand)-1.414*c*B*H/2*cos(3*pi/4-e-W)/(1-tand);
plot(W,F)
xlabel('安装角/°')
ylabel('切削阻力F/N')
Error using /
Matrix dimensions must agree.
Error in Untitled41 (line 7)
F=1.414*c*B*H/sin(3*pi/2-2*e-2*W)/(1-tand)-1.414*c*B*H/2*cos(3*pi/4-e-W)/(1-tand);
e=pi/157;
tand=0.59;
c=0.915;
B=60;
H=33;
F=1.414*c*B*H/sin(3*pi/2-2*e-2*W)/(1-tand)-1.414*c*B*H/2*cos(3*pi/4-e-W)/(1-tand);
plot(W,F)
xlabel('安装角/°')
ylabel('切削阻力F/N')
Error using /
Matrix dimensions must agree.
Error in Untitled41 (line 7)
F=1.414*c*B*H/sin(3*pi/2-2*e-2*W)/(1-tand)-1.414*c*B*H/2*cos(3*pi/4-e-W)/(1-tand);
F=1.414*c*B*H/sin(3*pi/2-2*e-2*W)/(1-tand)-1.414*c*B*H/2*cos(3*pi/4-e-W)/(1-tand);
因为W是个向量,所以你应该使用点乘和点除.
因为W是个向量,所以你应该使用点乘和点除.
pi
已知函数f(x)=sin(wx+pi/3),w>0,且f(pi/6)=f(pi/3),函数在(pi/6,pi/3)上有最
已知函数f(x)=sin(wx+pi/3),w>0,且f(pi/6)=f(pi/2),函数在(pi/6,pi/2)上有最
tanX=3,pi
cos(-pi/3)=?
cos(a-pi/3)=12/13,pi/3
cos(Pi+a)=-0.5,3/2Pi
sin(11*pi/3)=?
三角函数恒等变形证明sin( pi/3 ) + sin( 2*pi/3) + ...+ sin( n * pi/3)=
>> t=(0:pi/100:pi)';
T=[-1 1] q=cos(pi/8*(cos(pi*t/T)).^3-3pi/8*cos(pi*t/T))+pi/4
f(a)=sin(pi-a)cos(2pi-a)tan(-a+3pi/2)/cos(-pi-a) 求 f(-31pi/3