A certain risk is involved when cereal grains are maturing in the field on the stalk.当谷物在田间茎秤上正在成熟时就蕴藏着一定的危险.If Brazier effect occurs on a stalk, it will bend after 25 % to 30 % of flexion.发生Brazier屈曲的茎在危险截面的屈曲程度为25%～30%...
Methods: 30 male SD rats ( islet donors ) were randomly divided into 3 groups.方法: 取30只SD雄性大鼠随机分成3组,采用胶原酶V型 胰管灌注分离消化及 Ficoll 纯化,制备三种不同纯度的胰岛.He urged donors to step up their efforts to send aid to Somalia.他敦促各捐赠方加快速度将援助物资送...
An alert pharmacist will save a doctor from his own mistake by querying a prescription.警惕性很高的药剂师对处方提出疑问而避免了医生的错误.A pharmacist can fill any prescription if, in his or her judgment, the prescription is valid.只要药剂师认定处方有效就可按...
He was wearing a thick - soled boots and easily trod out the fire.他当时正穿着一双厚底靴子,因此就很容易地把火踩灭了.She trod lightly in order not to wake the family.她脚步轻轻地走,以免惊醒家里的人们.He trod the golden beetle underfoot.他把一只金色的甲虫踩在脚下。In their ey...
研究具有跟踪性可扩流链回归集的几个性质,其结果可视为同胚相应结论的推广.For expansive flows with the shadowing property, we have studied some properties of chain recurrent sets.本文讨论半拓扑空间的半同胚等价定理及其应用.In this paper We discuss several semi - homeomorphic equi...
Many women know how to carry out repairs on their cars.许多妇女懂得怎样修自己的车。£130 million would be set aside for repairs to schools.将划拨1.3亿英镑用于学校的修缮。The repairs to the Hafner machine were near to completion.对哈夫纳机器的修理即将结束。...
Harry had carefully bought and wrapped presents for Mark to give them.哈里精心购置了礼物又仔细包好，让马克交给他们。She was sitting in an armchair with blankets wrapped round her.她坐在扶手椅中，身上裹着毯子。She came out with two packages wrapped in holly-s...