作业进路 operation route

单元操作（Unit Operation）

The logistics standardization starts from the operation of（）

A:Transportation B:Storage C:Distribution D:Packaging

列车自动运行automa tictrain operation（ATO）

定压运行（constAnt-pressure operAtion）

滑压运行（sliding-pressure operAtion）

Operation Skuld出自动画（）

Steins；Gate

The doctor will not perform the operation （　）it is absolutely necessary.

A:if B:unless C:when D:as

Physical logistics operation can be divided into（）procedures．

A:storage B:transportation C:distribution D:information