题目内容

组合式信号机灯室之间存在窜光的可能。

A. 对
B. 错

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组合式信号机可用于瞭望困难的线路。

A. 对
B. 错

Successful inventory management involves () the costs of inventory with the benefits of inventory.

A. balance
B. balancing
C. between
D. among

It is necessary to establish adequate controls () inventory on order and inventory in stock.

A. under
B. about
C. on
D. over

Today, the use of computer systems to control inventory is far more () for small business than ever before.

A. feasible
B. practical
C. acceptable
D. esay