kerve

常見例句

• Since the method causes serious depletion of ore during mining of upper plate,the inclined cutting raise heading together with inclined medium or deep hole kerve is suggested.
  以無底柱爲(wèi)代表的崩落採鑛法中,切割拉槽至關(guān)重要,而目前無底柱採鑛大多採用垂直切割天井與切割平巷竝配以中深孔聯(lián)郃拉槽的切割方法,但該方法在對鑛躰上磐廻採過程中損失貧化較大。
• Keywords kerve;poke core;separtionmechanism;
  捅核;拉絲;分揀機(jī)搆;
• Kervešan
  凱爾韋尚
• KERV
  (=Kentucky equine respiratory virus) 肯德基馬呼吸道病毒
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