刀闸检修报告中夹紧力测量的数据为(),填写测量结果时只要在合格范围之内,不必写具体数据。
A.≥200N
B.≥240N
C.≥280N
D.≥500N
参考答案:D
--Where do you suggest_________?
--Downtown in Quanzhou, of course.
A.will we locate the museum
B.the museum must be located
C.the museum be located
D.should we locate the museum
以下()是频道式调制解调器。
A.直接频道调制解调器
B.频率调制解调器
C.捷变频道调制解调器
D.中频频道调制解调器