题目内容

下列制造方法属于增材制造的是?

A. 切削加工
B. 铸造
C. 3D打印
D. 冲压成型

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金属焊接按其过程特点可分为3大类:、 、 。

Air cargo rates are based on ( ).

A. value of service
B. cost of service
C. risk of transport
D. air cargo tariff

Which of the followings are the types of air freight rates( ).

A. General Cargo Rate
B. Class Rate
Commodity Classification Rate
D. Specific Commodity Rate

Consolidation service typically involves( ).

A. cargo transportation to the stuffing point
B. custom process of shipping documents
C. stuffing of cargo in container
D. re-packing

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