backfill的一般过去时为：backfilled...

backfiller的音标：backfiller的英式发音音标为：['bækfɪlə]backfiller的美式发音音标为：['bækfɪlə]...

backfills的音标：...

backfill的第三人称单数（三单）为：backfills...

backfill的现在进行时为：backfilling...

backfill的音标：backfill的英式发音音标为：['bækfɪl]backfill的美式发音音标为：['bækˌfɪl]...

backfill的现在完成时为：backfilled...

v.回填（挖掘的洞穴）( backfill的过去式和过去分词 )...

backfilled的音标：...

The trench will be backfilled and reinstated to the original condition upon completion of works.在建造工程竣工后,电缆壕坑将被回填至原状.Cement piles ( diameter 600 mm ) are foreseen under slab and inside the backfilled river.地坪下和回填河道内采用直径6...

v.回填（挖掘的洞穴）( backfill的第三人称单数 )...

Mining backfilling is restrained by relatively high filling cost.充填采矿由于充填成本较高而制约着其发展.High - water rapid - hardening backfilling with whole tailings is a new developed backfilling technology.全尾砂高水速凝充填技术是一项新近发展起来的充填技术.Its ...

vt.回填（挖掘的洞穴）...

At last, some suggestions were raised for the concrete backfill mining.最后对具体的充填开采方法提出了建议.This article is good for promotion of backfill.本文对充填技术的推广,具有一定的参考价值.The upward drift stoping with backfill is a mining method with ...

backfilling的音标：backfilling的英式发音音标为：['bækfɪlɪŋ]backfilling的美式发音音标为：['bækfɪlɪŋ]...

v.回填（挖掘的洞穴）( backfill的现在分词 )，充填...

回填机...

At last, some suggestions were raised for the concrete backfill mining.最后对具体的充填开采方法提出了建议.This article is good for promotion of backfill.本文对充填技术的推广,具有一定的参考价值.The upward drift stoping with backfill is a mining method with ...