1) temporary roof supporting device
临时护顶装置
1.
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。
2) temporary support device
临时支护装置
1.
Base on the circumstances,the paper introduced the machine-mounted temporary support device applied under three different fully mechanized roadway heading conditions.
在此基础上,介绍3种不同综掘巷道条件下使用的机载临时支护装置,对其巷道适应性进行了分析,以解决长期困扰我国煤矿综掘巷道的临时支护问题。
4) top-supporting device
护顶装置
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
5) temporary mechanized support set
临时支护装置机械化
6) top guard
顶部保护装置
1.
Elastic-plastic nonlinear impact deformation simulations conducted on mini-type hydraulic excavators top guards were documented.
对某小型挖掘机顶部保护装置受落物冲击发生弹塑性大变形进行了有限元仿真,讨论了接触算法和载荷施加方法,得出了受冲击点的位移时间历程曲线,分析了结构参数对结构性能的影响并在实验台上进行了样机冲击试验,试验结果和仿真结果吻合较好。
补充资料：护顶
1.婴儿戴的一种保护头顶的帽子。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条