如何计算建筑物顶部有维护结构的楼梯间、水箱间、电梯机房的建筑面积?
股票股利和股票分割的相同之处表现为() ["都没有增加股东的现金流量","都使流通在外的普通股股数增加","会计处理相同","都使股票市场价格下降"]
These include deck machinery such as mooring equipment, anchor handling equipment, cranes and (). ["boilers","bow thrusters","stabilizers","hatch cover"]
过道里的火不能从两个相对的方向同时扑救。
应在灭火战术训练的基础上,切实抓好灭火的技术训练。
什么情况下起重机应进行试吊?