建筑物水管阀门。A级控制非止回阀。一般技术规范。
Valves and taps for water supply in buildings. Controllable check valves class A. General technical specifications.
对医疗设备器材维修管理技术规范的一般原则进行了探讨。
The general principles on maintenance and management of technical specification are discussed.
在堆载预压施工方面，有关技术规范规定一般可通过水平位移和沉降观测来控制加荷速率。
In aspects of heap carrying to prepare to press construction, relevant technique norm provision can pass generally level moves with sink to decline to prognosticate control to add the velocity.
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