lower line是什么意思

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用法例句

The paper introduces common problems on stator payingoff construction of hydropower generator,and proposes reasonable quality control method pertinently combining with field stator payingoff construction experience and lecture of Lijiaxia and Gongbioxia hydropower plant.

文章分析介绍水轮发电机定子下线施工中的常见问题,并结合李家峡、公伯峡水电站现场定子下线施工经验和教训,针对性地提出了较合理的质量控制方法。

This design contained some specific methods-definition of grades for lightning protection,air-termination system,down-conductor system and earth-termination system,for example.

根据现代防雷理论和《国家建筑物防雷设计规范》GB50057-94(2000年版),对大桥防直接雷击设计措施作初步的技术分析,从大桥防雷类别的确定和接闪器、引下线、接地体的设置等方面,得出了若干科学可靠、经济合理的大桥防直接雷击的具体设计措施。

In order to provide a reliable ECU data-downloading device during EOL phase of electronic-controlled diesel engine,a method based on CAN bus and extended CCP for ECU application program downloading and updating was proposed.

为了给电控柴油机下线检测(EOL)阶段提供可靠的ECU数据下载工具,提出了一种基于CAN总线,采用扩展CAN标定协议(CCP)实现ECU应用程序下载和升级的方法。

And through analysis on the equipment of absorb the lighting,down lead and earth equipment,it represents the characters of anti the thunder of lightweight steel construction and metal roofing,to gives reference to related projects.

介绍了轻钢结构建筑物的特点,通过对防雷系统接闪器、引下线、接地装置三个方面的分析,阐述了轻钢结构及金属板屋面防止雷击措施的特点,以供相关工程参考。

This paper expounds the formation and the harms of the lightening, introduces some common measures forthe lightening protection of the high- rise buildings from aspects of the lightening receiver, grounding device, down lead,even damage ring, and electrical equipment protection, etc.

讲述了雷电的形成和危害,并从接闪器、接地装置、引下线、均压环及电气设备保护等方面介绍了高层建筑防雷的一些常规措施,着重讲述了电涌保护器SPD的分类及应用。