Down below them was the sea of upturned faces.他们下面是无数张仰望的脸。He clung to the upturned boat, screaming for help.他紧紧抓着住倾覆的小船，高呼救命。He came into the room, his overcoat collar upturned.他进屋时大衣领子向上翻起....
介绍一种简便高效的双阀滤池改造技术.A simple and effective reconstruction technology of the dual - valve filter was introduced.采用双阀机构解决膜吸收过程中膜渗漏问题.The membrane leakage problem is resolved by adopting a dual - valve mechanism during the me...
她那蜡黄的皮肤紧紧地包着脸上的骨头。Her sallow skin was drawn tightly across the bones of her face.她张开双臂，紧紧地拥抱了我。She opened her arms and gave me a big hug.孩子一扭一扭地又想挣脱，他紧紧地抓住了她。He clutched the child tightly as she again tried to wriggle fr...
他的房子是我儿时唯一固定的家。His house was the only settled home I had as a child.这个人坐在他固定的靠窗的位置。The man sat at his regular table near the window.对这类相机而言，快门的速度是固定的。With this type of camera, the shutter speed is fixed....
结论髋臼前倾角的发育在儿童期较为缓慢.Conclusions The development of acetabular anteversion in children is a slow process.脱位和髋臼位置 、 颗粒和不足的外展肌力有关.It is related to cup position, wear or deficient abductor mechanism.目的探讨髋臼双柱骨折的临床特点和手术治疗.Objec...
The squeezed - casting formability of AZ 91 D magnesium alloy in semi - solid state was studied.研究了AZ91D镁合金在不同 半固态 温度下的挤压铸造.It'shows that the formability of steel sheet electrical appliances made by Shougang is quit...
All deck fittings, windows, hatches and doors had been fastened.甲板上所有的装置、窗户、舱口盖和门都已经关牢了。Steamers tooted at us as sailors on deck waved in amusement.汽船向我们嘟嘟鸣笛时，甲板上的水手们饶有趣味地挥着手。This boat has a good deck layout making every...