单项选择题

What is the final stage of quality control? （）

A．visiting suppliers
B．during production
C．chemical analysis

<上一题目录下一题>

热门试题

单项选择题

Which part of the factory does Alan want to change? （）

A．The production line
B．The packing hall
C．The warehouse

单项选择题

What is the first stage of quality control? （）

A．visiting our suppliers
B．during production
C．chemical analysis

相关试题