After support structure optimization the anchoring effect are improved.在优化支护结构后,锚固效果有所改善.Drilling, anchoring and grouting together is a particular form of anchoring - grouting.钻锚注支护属于锚注支护的一种特殊形式.Viewers saw him anchoring...
依我看成都最优秀的学生绝不逊色.I would say the best students at Chengdu are no laggards.汽车径直朝成都驶去.The car headed directly toward Chengdu.你在成都要待多久?How long will you stay in Chengdu?...