双语例句
Introduced the operation principle and features of remote control reversing air system with air door applied in Jiyi nember one district in Pingji Coal Mine.
介绍了应用在平一矿己一采区的远控风门反风系统的动作原理及特点。
词典释义：
nember
时间: 2025-05-03 08:09:57
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