Has been clear about HDPE external protecting tube main technical specification and product implementing standards.
明确了HDPE外护管主要技术指标及产品执行标准。
The main technical specification, specialty, structure of parts and field application cases of MK-7 Hydraulic Gallery Rigs are introduced.
着重介绍MK - 7型全液压坑道钻机的主要技术参数、钻机特点、部件结构、现场应用情况。
Structural character, working principle and main technical specification of WJ-1 new type through annulus logging tool used to measure production water cut has been introduced in this paper.
文中介绍了WJ 1型过环空新型产液剖面测井仪的结构特点、工作原理以及主要技术指标。
This paper introduced the design and improved requirement, system structure, operation principle and main technical specification of the automatic cement intensity of breaking tester.
着重介绍了全自动水泥抗折机的设计改造要求、结构组成、工作原理及主要指标等。
This paper introduced the design and improved requirement, system structure, operation principle and main technical specification of the automatic cement intensity of breaking tester.
着重介绍了全自动水泥抗折机的设计改造要求、结构组成、工作原理及主要指标等。
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