A, the installation quality is poor, and not much beyond the allowable deviation, timely adjustment.

安装质量差，超出允许偏差甚多，又未予及时调整。

youdao

A, the installation quality is poor, and not much beyond the allowable deviation, timely adjustment.

安装质量差，超出允许偏差甚多，又未予及时调整。

youdao