n. fagging
misc. bracing plate ; supporting plate ; poling board
本实用新型涉及放置物品的强力伸缩式撑板。
The utility model relates to a strong extension type supporting board for placing articles.
角撑板一种三角形的金属托架，用来加固地板托梁。
介绍了一种适用于球阀、蝶阀和旋塞阀的斜槽插板升降撑拢式阀门密封结构。
A kind of slope slots and embeded plates hoisting expanding type valve sealing mechanism which is suitable for ball valves, butterfly valves and plug valves is introduced.
应用推荐