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Foreign scholars believe that parole fluency of nonparent language can be improved and attained by learning phrases and idioms, and by practicing repetition.

国外学者认为通过使用套语和重复练习，可习得和提升非母语言语流利性。

In the situation of varied water quality of influent, membrane permeate COD was all less than 20mg/L, NH〓-N was less than 1mg/L and turbidity was less than 1 NTU. Because the membrane surface formed gel layer in the filtration process, which reduced membrane pore size efficiently removed nosogenetic germ and virus and attained the demand of water quality standard in wastewater reuse.

在进水水质波动的情况下，膜出水COD值均小于20mg/L，NH〓-N小于1mg/L，浊度小于1NTU；由于在过滤过程中膜面形成了凝胶层，起到了减小膜孔径的作用，从而达到致病菌和病毒的有效去除，能够满足污水回用于杂用水时对水质的要求。

The conventional SHPB technique is improved by using a pulse shaper. Pulse shapers technique is used to modify the incident wave and decrease the effect of wave dispersion to ensure stress equilibrium and homogeneous deformation in specimen, and furthermore a constant strain rate is attained during the loading history. The lasting time of acceleration pulse is enhanced to numerable MSEL, which is more close to actual loading.

本文改进了传统的霍普金森压杆技术，采用波形整形技术，改变加载波形，获得了比较光滑的入射波，降低了波的弥散效应，保证实验时火工品试样中的应力平衡和均匀变形，得到了更接近常应变率的动态加载条件，使加速度脉冲持续时间t提高数倍，更加真实的反映了火工品实际加载环境。

On the other hand, complete clearness on the subject had been attained by writers as early as Cyril of Jerusalem, Theodoret of Cyrrhus, Gregory of Nyssa, Chrysostom, and Cyril of Alexandria in the East, and by Ambrose and the later Latin writers in the West.

在另一方面，完整清晰，对课题已达到的作家，早在西里尔的耶路撒冷， theodoret的cyrrhus ，格雷戈里的nyssa ，金口，西里尔的亚历山德里亚，在东部，以及由刘汉铨及后来拉美作家在西。

The oxygen isotope equilibria were mostly attained among the marjor minerals in the M-eclogites, such as garnet, omphacite, quartz, and others, and between the M-eclogite and carbonate at higher temperature.

由于荣成地区各类榴辉岩记录的变质温度普遍高于大别山和苏鲁南段的榴辉岩，因此这一地区的榴辉岩在折返过程中一般都叠加有麻粒岩相和／或角闪岩相的退变质作用。

Nevertheless, these new possibilities mean that preoperative planning and an understanding of the different biomechanical principles of osteosynthesis are essential if good clinical outcomes are to be achieved and maximum benefit is to be attained from the options offered by the LCP system.

然而，这些新的可能性亦即意味着，若要想获得LCP系统带来的最大价值及好的临床结果，则必须理解不同的生物力学接骨术原理及做好术前准备。

Antitrinitarianism attained institutional form in the pacifistic Polish Brethren, later known as Socinians, and in the Unitarian churches in Lithuania and Transylvania.

Antitrinitarianism实现体制形式的和平主义的波兰弟兄们，后来被称为苏西尼，并在统一教会在立陶宛和特兰西瓦尼亚。

The strength of HSLA steel with ferritic plus pearlitic mierostruetures has attained the limited value of 450～500MPa by traditionally microalloying treatment and TMCP. In order to further improve the strength grade, low carbon bainitic steel plates should be developed.

通过采用形变热处理工艺和微合金化，在保证高韧性和优异的焊接性能的条件下，具有铁素体珠光体组织的低碳低合金高强度钢的屈服强度可以达到500～550MPa的极限水平。

All cases have attained satisfactory effects.conclusionmtm is a technique of reducing the damages of tooth body and is helpful to tooth periodontic tissues.it is also helpful to enhancing the esthetics effects of anterior teeth.

mtm正畸技术是一种能有助于减少牙体组织的损伤，维护牙周组织的健康，帮助提高前牙美容效果的技术，值得在临床推广应用。

The distillation column with a single photochlorination reactor was built in this paper, which is used in the laboratory study. In light initiation, the semi-continuous operation was applied to study the influence of the chlorine flow, the reflux and the height of the packing on photochlorination of acetic acid. Crude MCA with a purity of 90% or more was attained and the feasibility of this technology was proved.

本文建立了适合实验室研究的背包式光氯化反应精馏耦合装置，采用半连续操作的方法，在光引发条件下，考察了氯气流量、回流量和填料高度对乙酸光氯化反应的影响，得到了含量达90％以上的氯乙酸粗品，证实了工艺的可行性。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐