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Materials and methods: The composite was respectively prepared by blending Lysine, Histidine, Arginine with PLGA, while the composite respectively prepared by blending Algin, chitosan, NaHCO3 with PLGA as the comparison and the pure PLGA as the control. All composites were degradated in tri-distilled-water at 37℃ for 7 weeks. The degradation property of PLGA with the addition of basic additives was investigated by using gross observation, the pH change of degradation solution and the mass loss ration of the composite.

材料方法：将赖氨酸、组氨酸、精氨酸分别各按5%和10%的比例与PLGA制成复合物，于体外在37℃下在三蒸水中进行降解2个月；通过总体观察、降解液PH的变化、复合物的失重率等指标来考察碱性氨基酸对PLGA体外降解特性的调节作用，同时将碱性氨基酸的调节效果与海藻酸钠、壳聚糖、碳酸氢钠的进行对比。

Daily ration of apple snails with 1.06±0.09g/per snail fed with alligator weed and Pistia stratiotes was 17.37±0.73%,22.30±0.84% respectively

结果表明，每只体重1.06±0.09g福寿螺对水花生和水浮莲的摄食率分别为17.37±0.73%、22.30±0.84

The results showed that the reaction time was 5 h,reaction temperature was 60℃,the molar ration of allyl chloride to hydroxyl was 1.5,the molar rat...

实验结果表明，最佳工艺条件为反应时间5 h、反应温度60℃、烯丙基氯用量为1.5、季铵盐催化剂用量为聚乙二醇物质的量比的5%，聚乙二醇封端率达到85%以上。

Regarding the exporter, after evaluates an item of export agreement to have to prepare the commodity immediately which at the ration of the fund preparation production uses in exporting,the people use the letter of credit itself characteristic as the financing tool,To solved in the short period the question of fund's taking .

对于出口商来说，签定一项出口协议后马上就要用一定量的资金准备生产用于出口的商品，于是人们就利用了信用证本身的特点将其作为融资工具，以解决短时期内资金的占用问题。

There was a grave food shortage in Anatolia, and bread was put on ration.

在安纳托利亚有严重的食物短缺，面包是定量配给的。

Through the ration, the thesis analyzes their main topics and research methodology. Besides, from the point of view of culture research, the thesis elaborates the deep-seated reasons of women's aphemia in m

在历史回顾和现实研究分析的基础上，作者于"中国期刊网全文数据库"中选取1994年以来关于媒介与女性的相关研究文章116篇为分析文本，运用定量与定性相结合的方法，借用有说服力的数据，归纳和总结其主要议题及主要研究方法。

Through the ration, the thesis analyzes their main topics and research methodology. Besides, from the point of view of culture research, the thesis elaborates the deep-seated reasons of women's aphemia in media, pointing out dilemma as a harassment which is between the subversion and the construction for feminists of China today.Key words: Feminism, Journalism and Communication research, China

在历史回顾和现实研究分析的基础上，作者于"中国期刊网全文数据库"中选取1994年以来关于媒介与女性的相关研究文章116篇为分析文本，运用定量与定性相结合的方法，借用有说服力的数据，归纳和work总结其主要议题及主要研究方法。

Through the ration, the thesis analyzes their main topics and research methodology. Besides, from the point of v ie w of culture research, the thesis elaborates the deep-seated reasons of women's aphemia in media, pointing out dilemma as a harassment which is between the subversion and the construction for feminists of China today.Key word s: Feminism, Journalism and Communication research, China

在历史回顾和现实研究分析的基础上，作者于"中国期刊网全文数据库"中选取1994年以来关于媒介与女性的相关研究文章116篇为分析文本，运用定量与定性相结合的方法，借用有说服力的数据，归纳和总结其主要议题及主要研究方法。

Through the ration, the thesis analyzes their main topics and research methodology. Besides, from the point of v ie w of culture research, the thesis elaborates the deep-seated reasons of women's aphemia in media, pointing out dilemma as a harassment which is between the subversion and the construction for feminists of China today.

在历史(教学案例，试卷，课件，教案)回顾和现实研究分析的基础上，作者于"中国期刊网全文数据库"中选取1994年以来关于媒介与女性的相关研究文章116篇为分析文本，运用定量与定性相结合的方法，借用有说服力的数据，归纳和总结其主要议题及主要研究方法。

Above all they must ration living space, for which the West has been appallingly greedy, and carbon fuel, of which the same is true.

特别是，所有的乘客都必须得到合理的空间，因为西方国家的贪婪已经变得骇人听闻，并且对于碳燃料来说也是如此。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。