Back filling at abutment back of Bridge or culvert
back reaming and back transportation
Back-to-Back
对头拼接
背靠背
背对背的
背靠背结构
背对背
紧接的
背向式计数器
fell
山
织口
缝合
埋夹
缝
折缝
采伐
折
毛皮
剧痛的
击倒
残暴的
倒下
生皮
纬逼
手边
梭口
高地荒原
丘陵
筛下产品
荒山
fell trees and burn grass
the position of cloth fell in dynamic state
regeneration of wide-band fell
(pressure)gauge with back connection