问题
-
下列程序段中哪一组将a,b变量值交换?()(A) a=a-bb=a+ba=a-b(B) b=a+ba=a-bb=a-b(C) a=a+bb=a-ba=
-
【C13】A.directionB.distributionC.distractionD.contraction
-
【C8】A.diffusionB.distributionC.developmentD.delusion
-
It can be inferred from the third paragraph that______.A.ergonomics is nothing but an illu
-
根据算符▽的微分性与矢量性,推导下列公式: ▽(A·B)=B×(▽×A)+(B·▽)A+A×(▽×B)+(A·▽)B A×(▽×A)=▽A2-(A·▽)A
-
【C8】A.demonstrationB.processionC.bodyD.march
冀公网安备 13070302000102号