两直线间任意倒圆角,编程正确的是:
A: G1X40Y40C5或G1X40Y40,C5或G1X40Y40CHR=5
B: G2X40Y40R5或G2X40Y40,R5或G2X40Y40RND=5
C: .G1X40Y40R5或G1X40Y40,R5或G1X40Y40RND=5
D: G2X40Y40C5或G2X40Y40,C5或G2X40Y40CHR=5
A: G1X40Y40C5或G1X40Y40,C5或G1X40Y40CHR=5
B: G2X40Y40R5或G2X40Y40,R5或G2X40Y40RND=5
C: .G1X40Y40R5或G1X40Y40,R5或G1X40Y40RND=5
D: G2X40Y40C5或G2X40Y40,C5或G2X40Y40CHR=5
举一反三
- 四格表X A: n≥40 B: T≥5 C: n≥40且T≥5 D: n≥40但1≤T<5 E: n<40或T<1
- 确切计算概率法直接计算概率的条件是()。 A: B: b+c>40 C: D: n<40或T<1 E: F: n≥40且T≥5 G: H: n≥40且1≤T<5 I: J: n<40且1<T<5
- D(X)=4,D(Y)=1,R(X,Y)=0.6则D(3X-2Y)=( ) A: 40 B: 34 C: 17.6 D: 25.6
- 【单选题】#include <stdio.h> int x1 = 30, x2 = 40; void sub(int x, int y) { x1 = x; x = y; y = x1; } int main() { int x3 = 10, x4 = 20; sub(x3, x4); sub(x2, x1); printf(" %d, %d, %d, %d ", x3, x4, x1, x2); return 0; } A. 10, 20, 40, 40 B. 10,40, 40, 40 C. 20, 20, 40, 40 D. 10, 10, 40, 40
- n-6系列的必需脂肪酸是四格表资料χ2检验中,出现下列哪种情况需进行校正() A: T>5或n<40 B: r<1且n>40 C: T<1或n<40 D: 1<T<5且n>40 E: T>5且n<40