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Vitamin A also in the form of beta-carotene which is converted in vitamin A is thought to reduce acne symptoms .

维生素A (也有形式的β-胡萝卜素是转换在维生素A )被认为是减少痤疮症状。

Because she was lovely, and could sing bewitchingly, she was also allowed a few solo scenes in "white" films.

得益于美貌和歌喉，她也得以间或在一些白人电影里演出，比如在"a butterfly pinned to a column"中，她唱了几首歌，电影在南方上映时能方便导演天衣无缝地剪掉的几首歌。

Thus, a bicameral parliament or bicameral legislature is a legislature , which includes two rooms or apartments ...

因此， a 两院制议会或两院制立法机关是a 立法机关哪些包括二个房间或房子。。。。

Similar to [KV2], for a Dynkin-algebra A, we prove that there is a bijection between the bi-aisles in Db and thestrictly full triangulated subcategories of Db which are closed under direct sum-mands.

运用[KV2]中的技巧，对Dynkin型k-代数A的模范畴的有界导出范畴Db，我们证明了其上的双aisles与其上的严格的且关于直和项封闭的三角满子范畴存在着一一对应的关系。

The direction of magnetisation will change in core a only, thus storing a binary digit .

磁化方向仅在磁心a中改变，因而存储一个二进制数字。

PCI is a useful method on the ocular biometry of children with repeatability higher than A-scan.

PC1测量儿童眼球生物参数稳定可靠，与A超的测量结果高度相关，可重复性高于A超。

The general form of solution for the non symmetric matrix A is given, the expression of optimal approximation solution is presented, and an algorithm for solving the problem is described. The total least squares problem with symmetric and bisymmetry constraints is discussed respectively. A sufficient condition for existence of solution is derived by use of the theory of matrix Ricaati equation. The general form of solution is given if the problem has a solution, and the expression of optimal approximation solution is presented. Some numerical examples are given.

对矩阵A是非对称情形，给出了解的一般表达式，证明了最佳逼近问题解的存在唯一性，并给出了其解的表达式，描述了求解问题的算法；讨论了带对称和双对称约束的总体最小二乘问题，利用Ricaati矩阵方程的理论得到了解存在的一个充分条件，分别对对称矩阵和双对称矩阵两种情形，给出了解的一般表达式，证明了最佳逼近问题解的存在唯一性，给出了其解的表达式，提出了求解这些问题的算法，并给出了数值例子。

The spraying granulation process of a 50 kt/a urea melt facility is described, including the control of biuret content, some key problems in the design of drying system and other equipment.

介绍5万t/a熔融尿素喷浆造粒装置的工艺，阐述固体尿素熔融过程中缩二脲的控制、干燥系统设计以及装置设计的一些注意事项。

A "master policy" was a policy that provided blanket coverage for the same legal person's property and liabilities located in different places.

a "统括保单"指对同一法人位于不同地点的财产和责任进行统一承保的保单。

This paper describes briefly necessity of improvement of smelting process in Jinchang Smelter,proves that the blister copper production is better to be fixed at 60000-70000t/a after medification from point of view of heat balance of blowing and gas treating capacity of acid - making system and proposes a way to exploring potential in blister copper production capacity in the future.

本文简述了金昌冶炼厂熔炼工艺改造的必要性，从转炉吹炼的热平衡、制酸系统处理烟气能力等方面论证了改造后粗用规模以60－70kt／a为宜，并简要提出今后粗铜能力挖潜途径。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。