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用法例句

This paper introduces the structure,working principle,technical indexes and main technical characteristics of fully-mechanized roadheader equipped temporary roof supporting device,and connecting with the its application in coal mine,probes into the superiorities of the temporary roof supporting device.

介绍了综掘机载式临时护顶装置的结构、工作原理、技术指标及主要技术特点,并结合其在煤矿的应用情况,探讨了该临时护顶装置的优势。

This paper proposes a calculation methed of removal pier-beam temporary consolidation , according to the construction feature of continuous beam bridge.

针对连续梁桥悬臂施工的特点 ,给出了一种计算拆除墩梁临时固结时结构内力和变形的方法。

In the process of cantilever construction of the main girders of the bridges,the commonly-used method of pylon and girder temporary fixity often results in cracks in the vicinity of Segments No.

预应力混凝土斜拉桥跨径不断增大,主梁宽度也不断增加,其空间效应越来越明显,在其主梁的悬臂施工过程中,通常采用的塔梁临时固结方式常常导致主梁0号块附近开裂。

Research and application of the temporary top-supporting device depending on the wall

壁支撑式临时护顶装置的研制与应用

The Application of Fully-mechanized Roadheader Equipped Temporary Roof Supporting Device in Coal Mine

综掘机载式临时护顶装置在煤矿的应用

The Temporary Support Set in Fully-mechanized Excavation Draft

综掘巷道机械化临时护顶装置的研究与应用

casing oil saver

套管顶部临时出油装置

assembly of crate and top protector

板条箱和顶部防护装置组件

a mechanical device that serves to connect the ends of adjacent objects.

用来连接临近物体顶端的机械装置。

starting open-phase protection

起动时断相保护装置

Corrosion of Overhead Air Cooler of Atmospheric-vacuum Distillation Unit

常减压蒸馏装置塔顶空冷器腐蚀与防护

Something, such as a light fixture, that is located above head height.

顶部装置安装在头顶的固定装置，如电灯装置

Temporary catwalks were used in the stay erection.

安装拉索时设置了临时脚手。

Bamboo Structure,Claybag,Straw Roof Experiment on Emergency Shelter of Low-cost Rural Material

竹架，土袋，草顶 廉价土材料临时安置房建造实验

continuous curve distance time protection

平滑时限特性距离保护装置

extremely inverse current relay

反时限电流继电保护装置

stepped curve distance time protection

阶梯时限特性距离保护装置

Application of serial clock chip PCF8583 in microcomputer protection device

串行时钟PCF8583在微机保护装置中的应用

Influence of communication channel time delay on microcomputer-based relay protection

通信通道时延对微机保护装置的影响

improvised water tower

临时凑合的举高喷射装置

Numerical simulation of plastic dynamic impact response of operator top guard of hydraulic excavators

液压挖掘机顶部保护装置受冲击塑性动态响应数值模拟