Which of the following coats are payable by the charterer under a time charter party.( ).
A. capital cost and demurrage
B. hull insurance and port charges
C. port charges and bunker costs
D. wages of crew and hull insurance
垫铁可调整设备的水平度，把重量等均匀传递给基础。其种类很多，机械设备一般采用( )安装。
A. 平垫铁和斜垫铁
B. 平垫铁和调整垫铁
C. 开孔垫铁和斜垫铁
D. 开孔垫铁和调整垫铁
Every time he thought of the innocent people he killed in China, his （） was troubled.
A. conservation
B. consideration
C. conscience
D. convenience
施工单位在建设项目施工中使用计量器具开展计量活动，计量活动是以单位统一、( )为目的。
A. 量值稳定
B. 量值准确可靠
C. 量值可追溯
D. 量值符合法律规定
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