SCF压 裂液对粘土的防膨率为80.5%.The decrement of clay swelling in the fluid is of 80.5 %.为此, 中海油提出了钻井压裂适度出砂的开采方式.Therefore, CNOOC's proposed drilling fracturing with reasonable sanding recovery method.闭合压力是压裂施工中一项至关重要的参数.Closu...
阿波罗17号登陆宇航员在着陆地点陶拉斯 - 利特罗环形坑(金牛座凹壑区)里检查一块巨大岩石.An Apollo 17 astronaut examines enormous boulders resting in a crater at the Taurus - Littrow landing site.亨利·特罗亚:《天才诗人普希金》, 张继双等译.北京: 世界知识出版社, 2000年.Troyat, H . Pushkin . Tr...
But then to be let down like that, oh it's so unfair!但是接下来竟让人如此失望，唉，这真不公平！'A lot of people find it very difficult indeed to give up smoking.' —'Oh yes. I used to smoke nearly sixty a day.'...“很多人...
Like a chameleon, he could merge unobtrusively into the background...他就像一条变色龙，可以神不知鬼不觉地隐藏在背景中间。Many companies merge and few demerge.有很多公司合并，而分立的却很少。Waves come, arise. fall and again merge into the ocean.浪来时, 我们就出现了, 浪退去时...