Fighting a rig fire in the ballast pumproom with hoses would adversely affect the stability of the rig most by().
A. increasing the permeability of the pumproom
B. reduction of drill water from the storage tanks
C. a list caused by water filling the compartment
D. a reduced KG caused by water filling the compartment
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系统中一般合作企业的类型分为()。
A. 中介担保机构
B. 汽车经销商
C. 房地产开发商
电流通过人体的局部肢体是没有危险的。
A. 正确
B. 错误
()的主要功能是库存数量控制和库存量规划。
A. 采购入库管理系统
B. 销售出库管理系统
C. 库存管理系统
D. 经营绩效管理系统
When using slings,cargo handlers should take all the following precautions except().
A. Ensure that slings are securely fastened around the load
B. Avoid careless winch operations,especially when handling fragile cargo
C. Exercise care when using hooks,crowbars,and similar tools
D. Keep the loads as close to the rail or deck as possible