wedge sliding object的意思|示意
美 / /
英 / /
楔形滑动物体
wedge sliding object的网络常见释义
滑动体 ...”滑动体 [gap=1253]al seams; fully mechanized mining with great mining height; coal wall stability; wedge sliding object ...
楔形 ...楔形”滑动体 [gap=1253]al seams; fully mechanized mining with great mining height; coal wall stability; wedge sliding object ...