Oil - yielding organic matter is contained in the shales.在这些页岩里有产油的有机物质.Thus clays and shales tend to be impermeable.因此粘土和页岩就往往不透水.Sandstones are, as a rule , interbedded with shales.砂岩通常都与页岩互层.Alternating sandstones and...
In chapter 3, the design project of IRL system is introduced.第三章, 阐述了IRL系统的设计方案.Creighton TE ed ( 1990 ) Protein structure . A practical approach . IRL Press.使用 电泳 或其它方法,特别用来分析蛋白质的构形及摺叠.There's some great drivers in...
From childhood, he was evidently at once rebellious and precocious.从儿时起，他就明显地既叛逆又早熟。He grew older and more rebellious.他长大了，也越发叛逆了。He has always had a rebellious streak .他总是有点倔强。...
Accusations of tax evasion have tarnished his clean image...避税的指控使他的清白形象蒙污。Upon being convicted for tax evasion. Grimes was sent up for five years.格兰姆斯困偷漏税被判处5处徒刑.The President faces 54 charges of corruption and tax evas...
省力式上盖及针板,待测板取放容易.Leverage upper cover and probe plate for PCB easy placing and picking.各种进口、国产布夹, 针板座,链条,针板.Every kinds of abroad ￡ Domestic clthes clip. needle board stand . zip ￡ needle board.针板可做为掀起式,以方便维修和配线修改.Sloppi...
当然，并不是所有的酗酒者和吸毒者都会生育出不正常的后代。Of course, not all alcoholics and drug abusers produce deviant offspring.这台仪器可以辨别癌细胞和正常的细胞。The device can discriminate between the cancerous and the normal cells.女王决定表现出一切正常的样子。The Queen was d...
Elected officials can be impeached.经过选举产生的官员可以被弹劾.The judge was impeached for taking a bribe.这个法官被检举接受贿赂.The official was impeached for taking a bribe.那位官员因受贿被参....
目的探讨肢端肥大症性心肌病的神经外科手术治疗和疗效.Objective To study the surgical treatment of the acromegalic cardiomyopathy.目的研究培丙酯对缺血性心肌病的治疗作用.Objective To analyze effect of propyl gallate in patients with ischemic cardiomyopathy.结论肢端肥大症性心肌病...