In the reaction, by using Michael addition with alkali as protective, utilizing a-alanines N of chiral carbon to introduce N+ lof chiral carbon of the new compound, and making use of the different solubility of resultant in the solvent, disparting form dominical compound.

并利用新生成的手性化合物在反應溶劑中的溶解度差別66j8影院在线视频，分出了以構型為主的產物，克服了脫保護基和拆分條件復雜繁瑣問題。

The saturated solution can be directly recycled in distillation and turned into renewed solvent which has the same dissolving performance as the untapped one.After disparting from aluminum foil, the mixture of LiCoO_2 and acetylene black was lixiviated to extract cobalt ion. The leaching efficiency of cobalt was shown to be as high as 90% in the lixiviation experiments.

對鈷鋰膜上與鋁箔脫離后的LiCoO_2、乙炔黑混合粉末欧美操综合，通過浸出鈷的實驗研究，確定了鹽酸體系為合適的浸出體系18禁黄色在线网站，在鹽酸濃度為6.67mol/L这里只精品有99，反應溫度80℃，反應時間50分鐘的最優(yōu)化浸出條件下九色绿帽人妻论坛，鈷金屬的浸出率可達90%以上啪啪免费看视频。

Have indagate in this way,he choose 137 persons,disparting to healthy group and unhealthy group.

患病組是潰瘍病和結腸炎的患者，這是兩種與精神緊張密切相關的疾病女人丨8毛片一级毛片。

The solution of it isfirstly disparting the data points according to the region, and then generating thewhole curve smoothly.

具體的解決思路是將具有相同特性的點按區(qū)域劃分欧美一级做一级a做片性，并生成各區(qū)域內的曲線啊用力插视频，從而得到整體光滑曲線大陆免费高清不卡黄色视频。

Later, the modified algorithm was put forward by Dong-hua Wu and so on, which is a method of disparting the field of search and ensure that the optimal value couldn＇t be lost.

本文在此基礎上采取對不同的箱子采用不同的測度這一策略，使水平值更充分的下降国产毛片在线看线，更快的達到全局極小值欧美日韩国产高清视频，以提高修正算法的計算效率。