基础回填土工程量如何计算？
主梁下挠对小车运行有哪些危害？
有利于降低风险的收购方式主要有（） ["要约收购","协议收购","善意收购","敌意收购"]
下列属于并购的动因有（） ["谋求管理经营和财务上的协同效应","开展多元化经营","获得规模经济","降低代理成本"]
In view of（）bilge water from any vessel，an application shall be made to Harbor Authorities for approval． ["discharging","recircling","loading","taking i"]
什么叫啃轨？啃轨有哪些危害？
