On the condition of thermal contact metamorphism, clay minerals in coal are changed into andalusite.无烟煤中红柱石是煤中粘土质矿物经热接触变质作用形成的.The process of alternating solid rock masses is called metamorphism.固体岩体变换的过程即所谓变质作用.Dynamica...
Objective To study the effectiveness of ligature mesosalpinx blood vessel procedure in the fallopian tube conservative.目的探讨输卵管系膜内血管缝扎法在输卵管妊娠保守性手术中的有效性.Immediately below the fallopian tubes, the anterior and posterior per...
各家经营各自的农场，收获各自的劳动成果。Each family farms individually and reaps the benefit of its labor.将已收获过的黄瓜、西红柿和其他作物的秧蔓割下，制成堆肥。Cut down and compost spent cucumbers, tomatoes and other crops.他把先前检查过的那些口袋又查了一遍，毫无收获。Uselessly, he checke...