在水准测量中后视和前视读数分别为1.368m和0.698m,说明后视点比前视点()。
A、低
B、高
C、平
D、差
参考答案:B
A project manager is called to an informal meeting with the customer and a problem is raised. This problem has major implications for the project manager’s company, but the customer wants to pursue a solution at the meeting. The project manager should().
A.tell the customer that he will not address any problems because this is only an information exchange meeting
B.tell the customer that the problem is not sufficiently defined to determine the appropriate action
C.collect as much information on the problem without committing his company to a solution
D.give the customer a range of solutions that might be acceptable to his company
遇到煤气站全站停电时先需要做()。
A.拉开钟罩放散
B.全开饱和蒸汽阀门
C.关闭供风阀
D.立即安排人员全部撤离