感觉检测法是凭借感官进行检测,包括()。
A、看
B、摸
C、敲
D、吊
E、靠
参考答案:A, B, C
A warm thought suddenly came to me____ I might substitute the hero to buy some flowers for his mother’s 60th birthday.
A.if
B.when
C.that
D.which
()是指单位时间泵所传递给液体的能量。
A.总功率
B.输出功率
C.输入功率
D.轴功率