五行中土的特性是()
A.曲直
B.炎上
C.稼穑
D.从革
参考答案:C
— Could you please pass me the book?
A.Yes, I could
B.No, I couldn't
C.Sure. Here you are
D.No, that's no problem
防震锤安装后,其安装距离误差不大于()mm。
A.+30;
B.-20;
C.±30;
D.±25。