一根长32分米的竹竿,现在要削去一部分,使其变成长2米,那么削去部分长度是多少?
32分米=3.2米,
3.2-2=1.2(米);
答:削去部分长度是1.2米.
There is no quick way of finding a cure for any disease; it is a process of _______.[ ]
A. sooner or later
B. now and then
C. every other day
D. trial and error
外加剂细度试验时,所用药物天平()。
A.称量为50g;
B.称量为100g;
C.分度值为0.1g;
D.分度值为1g。