采用新的管式反应器装置代替釜 式 反应器,将生产7-ADCA和7-ACA的副产物六甲基二硅醚有效地转化成了三甲基氯硅烷.Trimethylchlorosilane was prepared from hexamethyldisiloxane, by - product in producing 7 - ADCA and 7 - ACA.以三甲基硅醚和氯化氢气体为原料, 浓硫酸为催化剂合成了三甲基氯硅烷.Chlorotrimethylsi...
他们在俱乐部相会是为了联谊和寻求建议。They meet at the club for companionship and advice.每个周五他总要在矿工联谊酒店坐到打烊.He sat in the Miners'Arms until turning - out time every Friday.粤语(广东话)安息日学上午11:00开始在联谊厅举行.Cantonese Chinese Sabbath School be...
骑公牛总是放牧人竞技会上激动人心的表演.Riding bulls is always an exciting event at a rodeo.这就是他们过去经常放牧的地方.This is the place where they used to pasture.将庄稼和放牧区分开绝对必要。It was absolutely essential to separate crops from the areas that animals ...
这个城市本身充满活力，个性十足。The town itself was full of life and character.她是一位充满活力、博学多识的女子。She was a woman with extraordinary vibrancy and extraordinary knowledge.这一方法给教学带来了活力，也使知识的吸收变得容易了。This technique brings life to instruction ...
She was enveloped in a huge white towel.她裹在一条白色大毛巾里。Smoke from the burning house enveloped the whole street.燃烧着的房子冒出的浓烟笼罩了整条街.The land is enveloped in a curtain of darkness.夜幕笼罩着大地....
臀部稳固而略倾斜,臀骨几乎不可见.Croup well formed and only slightly inclined with hip bones hardly apparent.臀部几乎是平的, 臀骨距离分的较开, 臀部圆形,平滑地融入后腿.Hips croup nearly flat. Hip bones wide apart, hips rounded and blending smoothly into hind legs...