English translation for "back timbering"

顶板支护

Related Translations:

timbering:  n.1.〔集合词〕木材。2.结构材，木结构。

timbering set:  木支撑

trench timbering:  沟槽支撑

timbering work:  木支撑工程

trestle timbering:  加强框形支架

reinforced timbering:  加强支护

herringbone timbering:  人字形支架

false timbering:  临时支架

shaft timbering:  井筒木支架井筒支护

timbering gallery:  木框支撑式廊道

Similar Words：

"back throw" English translation, "back thrust" English translation, "back thrusting" English translation, "back tilt" English translation, "back tilting table" English translation, "back titration" English translation, "back titration method" English translation, "back tk" English translation, "back to africa" English translation, "back to agatha" English translation