The hole in the working gate in the export of tunnel usually decorate, working gate often moving water requirements of opening and closing, often in static water maintenance gate opening and closing.

有压洞的工作闸门通常布置在隧洞的出口，工作闸门要求常在动水中启闭，检修闸门常在静水中启闭。

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This paper introduces the operating principles, working conditions, maintenance of common failures and improvements of the pulsating vacuum sterilizer with a motor-drive gate.

本文介绍了一种最新型灭菌消毒柜的工作原理，工作条件，常见故障的维修及其改进措施。

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We are committed to a 24-hour service, and strive to become the gate area of industrial maintenance services experts.

公司承诺24小时服务，力争成为工业门领域的维修服务专家。

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On Monday, a maintenance worker discovered the electrical fire aboard an empty plane being prepared at a gate at Logan for a return trip to Japan.

CNN: Dreamliner safety review: What it means for fliers