查询词典 A-Z

Because the total number of molecules of A on the high-concentration side is greater than on the low-concentration side, there is therefore a net movement of A in the direction in which the concentration of A is lower.

由于A的分子总数在高浓度处比低浓度处要多，因此，A的分子在朝着低浓度方向那边形成一个运动网。

In the 16th century a favorite toy for children of all ages was the hobbyhorse.a hobbyhorse could be as simple as a stick,became not very popular , but the pleasre of doing something outside the routine activities of daliy life brought a new word into the languge.

在16世纪的所有年龄的儿童最喜欢的玩具是hobbyhorse.a木马可以像棍子简单，变得不是很受欢迎，但这样做以外的人数有效期生活的日常活动的东西pleasre带入一个新词

Increases of APP transcript and expression by HupA also contribute to the up-regulation of sAPPα secretion. Meanwhile, Aβ secretion was observed to decrease 2 h after HupA treatment, and after 24 h incubation, HupA can significantly inhibit the secretion of Aβ.

Real-time PCR和Western blotting结果提示石杉碱甲能增加APP的转录和表达，该作用也将有助于对sAPPα分泌的上调；同时Aβ的生成并未相应增加，ELISA检测结果显示石杉碱甲孵育2 h后即能对Aβ分泌产生抑制作用，孵育24 h后能显著降低Aβ水平。

In 2 weeks after operation, compared with Group A, the content of Hyp of group B was decreased (P.05), but group C compared with group A and B had no difference.

第2周时，B组Hyp含量明显低于A组(P.05)，而C组与A组差异无统计学意义；第4周时，与A组相比，B组和C组Hyp含量均较低(P.05)。

One has to be careful of using vitamin A in the cat for 2 reasons: first the cat can't absorb or convert well the beta-carotene forms (i.e. those found in plant foods), so s must be given in the form of liver or fish oil, secondly, vitamin A shouldn't be used for more than 6 weeks or there is a risk of hypervitaminosis A and excessive bone deposition.

给予猫咪维他命A必须要小心，因为两个原因：第一，猫咪不能吸收或完整转换beat葫萝卜素型的维他命A，所以必须给予肝脏或鱼油型的。

This article makes a research into analysis of and control over influential factors of single disease's hospitalization expenses in polyclinic. It chooses a level-3 and grade-A army hospital and a certain county's level-2 and grade-A as the sample to compare their structures and differences of hospitalization expenses of 2681 patients, with some being sick of gallstone accompanying with chronic cholecystitis treated by gallbladder- removed with laparoscopy and others treated by hysterotomy, particularly to analyze the influential factors of single disease's hospitalization expenses.

本文围绕综合医院单病种住院费用影响因素与控制开展研究，采用文献调研、专家访谈、数学统计等方法，选择某军队三级甲等医院与某地方区县二级甲等医院，分别对胆囊结石伴慢性胆囊炎与剖宫产共2681例患者的住院费用构成及差异进行了分析比较，重点对A院单病种住院费用的影响因素进行单因素分析，在此基础上建立了住院费用影响因素的多元逐步回归模型，探讨各因素对住院费用的影响及控制对策。

The distribution characteristics of nutrient and chlorophyll a in the ice layer and water during the icebound season in the landscape water of a certain park of Changchun and the relationship between nutrient and chlorophyll a were studied.

以长春市某公园景观水体为研究对象，对其在冰封过程中营养盐在冰层和水体中的存在形态、叶绿素a等的时空分布特征，以及营养盐与叶绿素a之间的关系进行研究。

Based on a brief review on developments of number system, a new developed pattern is proposed. The quaternion is extended to a matrix form aI+bA+cB+dC, in which the identity matrix I and three special matrices A, B, C correspond to number 1 and three units of imaginary number i, j, k, respectively.

在数系发展的基础上，提出了一种新的发展模式：四元数推广为矩阵形式aI+bA+cB+dC，其中单位矩阵I和3个特殊矩阵A，B，C分别相应于数1和虚数单位i，j，k。

A new graph theory methodology is presented for analysis of the unsteady flows in open channel network, including the structure and characteristics of the incidence matrix A, continuity equation and energy equation with matrix A.

提出了新的渠网非恒定流图论原理，包括适应渠网非恒定流特征的节支关联矩阵A的构建方法及性质分析，基于A的节点连续性矩阵方程和节点水深矩阵方程等。

A.Ownership is established by the Government Register b.Ownership is documented by reference to a good chain of title c.Registration provides an "indefeasible" title d.Owner is the person on the register e.Persons who lose their interests through fraud are protected by an insurance fund 9.The case of Mabo v The Queen (1992) is important because it deals with: a.

a.ownership政府登记成立 b.ownership记录了一系列关于良好标题 c.registration为"不可"称号 D.owner是人登记 e.persons丧失权益受到诈欺保险基金 9.the案判决(1992)5女王很重要，因为它涉及： A。

We have no common name for a mime of Sophron or Xenarchus and a Socratic Conversation; and we should still be without one even if the imitation in the two instances were in trimeters or elegiacs or some other kind of verse--though it is the way with people to tack on 'poet' to the name of a metre, and talk of elegiac-poets and epic-poets, thinking that they call them poets not by reason of the imitative nature of their work, but indiscriminately by reason of the metre they write in.

索夫农 、森那库斯和苏格拉底式的对话采用的模仿没有一个公共的名称；三音步诗、挽歌体或其他类型的诗的模仿也没有——人们把&诗人&这一名词和格律名称结合到一起，称之为挽歌体诗人或者史诗诗人，他们被称为诗人，似乎只是因为遵守格律写作，而非他们作品的模仿本质。

The relationship between communicative competence and grammar teaching should be that of the ends and the means.

交际能力和语法的关系应该是目标与途径的关系。