- 重点词汇
- reviewedv.检验( review的过去式和过去分词 );复查;写…的评论文章;复习功课,温习功课;
- andconj. 和,与;而且;于是,然后;因此;
- theart.这个;指已提到或易领会到的人或事物;指独一无二的、正常的或不言而喻的人或事物;用以泛指;与形容词连用,指事物或统称的人;用于姓氏的复数形式前,指家庭或夫妇;(指特定用途的事物)足够,恰好;每,一;当前的,本,此;(重读,表示所指的为知名或重要的人或事物)
- fluidn.液体,流体;
- drillingn.演练;
- have been已经;来过;
- mechanismsn.机械( mechanism的名词复数 );机械装置;[生物学] 机制;机械作用;
- forconj.因为,由于;
- 相关例句
Solid control on drilling fluid is an essential technique for under-balanced drilling.
钻井液固相控制是欠平衡钻井成败的关键技术之一.
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This drilling fluid meets the requirements of aerated drilling technology.
该钻井液可满足充气工艺要求.此外,该钻井液密度连续可调.
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This article introduce a kind of mechanical and electric combined drive drill rig.
介绍了一种机电复合驱动石油钻机.
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本文着重介绍了钻机的结构特点 、 试验情况、主要技术参数等.
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The crease-resistant detergent is suitaBle for all materials that creases easily.
防皱洗涤剂适用于任何易皱面料.
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Are fixtures, ducts , and overhead pipes installed to prevent drippage into product and materials?
是否有吊顶管路等装置来防止凝聚滴水污染产品和材料?
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The wind blew hard , the rain sheeted down, and we were all soaked to the skin.
风在怒吼,大雨如注, 我们浑身湿透了.
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