1.
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
2.
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
3.
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
4.
casing oil saver
套管顶部临时出油装置
5.
assembly of crate and top protector
板条箱和顶部防护装置组件
6.
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。
7.
starting open-phase protection
起动时断相保护装置
8.
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
9.
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
10.
Temporary catwalks were used in the stay erection.
安装拉索时设置了临时脚手。
11.
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
12.
continuous curve distance time protection
平滑时限特性距离保护装置
13.
extremely inverse current relay
反时限电流继电保护装置
14.
stepped curve distance time protection
阶梯时限特性距离保护装置
15.
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
16.
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
17.
improvised water tower
临时凑合的举高喷射装置
18.
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