层状侵入体与辉绿岩接触处有冷凝边,但都被岩脉所穿插.The layered intrusions show chilled contacts against the diabases but are traversed by the dikes.蕴藏有高岭土矿 、 柴砂土矿和辉绿岩矿.Kaolin deposits are ore, firewood and diabase mineral sand mining.矿床成因类型为与燕山期...
Don't antagonise the neighbours by making a noise.别吵吵闹闹,惹邻居讨厌.And too much advertising, he said, can actually antagonise people further.他还指出, 过多的广告会进一步加深民众的反感情绪....
结果:未受力时,大鼠的牙槽骨内即存在一定数量的前列腺素E2.Results is prostaglandin E 2 in the alveolar of rats under no influences.用全息干涉测量技术,比较5种固位体使基牙颊舌侧牙槽骨产生位移的情况.Results : The RPI clasp was found to cause the smallest bone displacement.结论: 不同区域的...
In lesion's site, range and degree, CAC and stenosis had some correlation.cac与冠脉狭窄在病变部位 、 围、度上有一定的相关性但并不完全相同.London's FTSE finished up 2.9 percent and France's CAC 40 up 2.07 percent.伦敦的FTSE指数以上升2.9%结束交易.法...
不完全的燃烧和不适当的通风条件能导致乙炔的产生.Incomplete combustion and improper draft conditions can cause ethylene formation.这种反应构成了制备芳基环丙基乙炔的有效方法.This sequence constitutes an efficient method for preparing arylcyclopropylacetylenes.丙二烯是甲基乙...