The Hawse pipe valve's split-sleeve design allows for easy installation that does not require movement of the heavy chain.
锚链管道阀门的分体式套管设计就使得安装简便，不需要移动沉重的链条。
Describes the installation steps, work, set-up and technical ordinances of split type air-conditioners.
介绍分体式空调机组安装的步骤、做法、试运转和技术要求。
Describes the installation steps, work, set-up and technical ordinances of split type air-conditioners.
介绍分体式空调机组安装的步骤、做法、试运转和技术要求。
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