选用量具时,不能用千分尺测量粗糙的表面。
正确
暂无解析
Constructionoftherailwayshelpedtodevelopthenational_______ofTanzaniaandZambia.
ItwasthreeBritishsportsmenwho________banneddrugs.
设y=y(x)是由方程所确定的隐函数,则 .=
曲线的渐近线条数()
Wewerebusy________(get)thingsreadyforthetrialproductionwhenhephonedus.