重点探讨了小眼丛式井井眼轨迹控制问题.The problems of hole trajectory control in cluster slim holes are studied emphatically in this paper.通过与常规井眼对比, 评价了小眼井钻井技术经济效益.By comparing with normal well bore, the economic efficiency of slim hole d...
Have the nautical chart at your fingertips, and you'll be able to steer your ship.熟水路才能划好船.A nautical almanac gives information about the sun, moon, tides, etc.航海年历中有日 、 月 、 潮汐等的资料.A nautical mile is 1,852 meters.一海...
银风喜乐蒂是一家位于中国上海的小型家庭犬舍.Silverwind is a small hobby kennel which is located in Shanghai, China.经销商:他们从商业犬舍购买幼犬,做转手的零售生意.One who buys puppies from commercial kennels and sells to retail outlets.犬舍 、 用具彻底消毒.Dog shed, apparat...
Are urethritis of blame gonococcus sex and AIDS relative?非淋菌性尿道炎与艾滋病有关系 吗 ?Gonorrhea is an infectious sexually transmitted disease - caused by the gonococcus bacterium, Neisseria gonorrhoeae.淋病是一种传染性性病 - 淋球菌引起的细菌, 淋球菌....
Listen to the jabber of those monkeys.听那些猴子在吱吱喳喳地叫.Gallery: Tropical Forest Wildlife Baby white - faced capuchin monkeys play in a Costa Rican forest.热带的雨林野生动物图片.白色的脸型僧帽猴婴儿玩耍在哥斯达黎加雨林.Monkeys are transmitters of a number ...