查询词典 one-step method

Further, the method for producing acrylamide of the present invention is characterized by hydrating acrylonitrile having a concentration of acrolein of 1 ppm or less by a microbial cell containing a nitrile hydratase or a processed product of the microbial cell in an aqueous medium.; Furthermore, the method for producing an acrylamide-based polymer of the present invention is characterized by homopolymerizing the acrylamide or by copolymerizing the acrylamide and at least one unsaturated monomer copolymerizable with the acrylamide.

本发明的制备丙烯酰胺的方法的特征在于，用含有腈水合酶的微生物的菌体或该菌体处理物使丙烯醛浓度为1ppm以下的丙烯腈在水性介质中进行水合反应。本发明的制备丙烯酰胺类聚合物的方法的特征在于均聚所述丙烯酰胺，或共聚所述丙烯酰胺和能与丙烯酰胺共聚的至少一种不饱和单体。

Put forward improvement DF algorithm and TD-IDF algorithm, the time that used DF algorithm to have linear on one hand is complex degree, suit the characteristic that large-scale text handles quite, adopt the method that adds a keyword appropriately, the insufficient; that made up for its to filter to mistake of individual and useful information on the other hand, use a feature the weight that chooses level in the feature undertakes adding counterpoising handling to TD-IDF method, the dimensions of documentation collect expanded below the circumstance that does not increase expenditure, still raised likeness to spend calculative accuracy.

提出改进的DF算法和TD-IDF算法，一方面利用了DF算法具有线性的时间复杂度，比较适合大规模文本处理的特征，并通过适当增加关键词的方法，弥补了其对个别有用信息错误过滤的不足；另一方面，利用特征项在特征选择阶段的权重对TD-IDF方法进行加权处理，在不增加开销的情况下扩大了文档集的规模，还提高了相似度计算的精确度。

It exerts important significance on sci-tech history of mining and smelting and historical culture research, since this mine is one of a few rare mines in China that are qualified to restore the technique scenes of "decrepitating method" mining and "cupellation method" smelting.

公园拥有诸多采矿遗址，其中黄岩坑古矿硐规模最大，保存最完整，古代文献记载最丰富详实，是国内稀有的有条件恢复&烧爆法&采矿、&灰吹法&冶炼工艺场景的矿山，对矿冶科技史和历史文化研究具有重要意义。

The loading method and the quantity of linker had greater effect on in-vitro release curve. Release curve of incubation-absorption and entrapping method had two phases—quick release phase and slow release phase. And the first phase lasted about one hour and released 70% drug.

载药方法和交联剂用量对释药曲线有显著影响，吸附法和包埋法制备的载药DSMs的释药曲线明显分为快速释药阶段和缓慢释药阶段，第一阶段持续约1 h，释放药物的70%左右。

Results The revival rates of the gonococci within one year and two years were all 100% with traditional lyophilization method, and those of fresh milk method were 100% and 97.7% respectively; while those of...

结果 冷冻真空干燥法一年和二年内复苏，复活率均为 10 0 %；鲜奶法一年内复苏，复活率为 10 0 %，二年内复苏，复活率为 97.7%，上述两种方法明显高于普通奶粉法组(9.3%，1.2 %)，差异均具有显著性(P 。0 1)。

Two methods were used to prepare small functional peptides. One is synthesis with enzymatic method. Another is the method of hydrolyzing protein with enzyme.

对功能短肽的合成方法进行了探索，从合成与蛋白水解两种途径制备了功能短肽。

It is also a further improvement to the Newton-PCG algorithms. Moreover, by applying the Newton-PCG method and automatic differentiation, one new inexact method of tangent hyperbolas is proposed.

进一步将自动微分应用于牛顿-PCG型算法，构造了新算法，并从理论上证明了使用自动微分的牛顿-PCG型算法有非常显著的进一步的改进。

The importance of this method is that all the factors can be included in one analysis, it is an efficient method to extract the distributed parameters of on-chip interconnects.

这种混合方法的最大特点是能精确地考虑结构中各种因素的影响，是提取芯片内互连线分布等效电路参数的一种有效方法。

The importance of this method is that all the factors can be included in one analysis, it is an efficient method to extract the distributed parameters of on-chip interconnects.

参数之间的相互关系。这种混合方法的最大特点是能精确地考虑结构中各种因素的影响，是提取芯片内互连线分布等效电。

In this paper, a boundary chain code tracing method is used to extract the contour information, the process of thinning, de noising, and encoding for contour are realized at one time, so a 1D string represented the 2D contour shape information is obtained, then a contour matching method based on chain code is presented.

首先利用边界链码的跟踪技术，提取出二维碎片的轮廓信息，同时对轮廓线进行细化、去噪和编码处理，得到二维轮廓线的一维链码信息描述，并在此基础上提出一种基于链码的二维碎片轮廓匹配方法。

Liapunov—Schmidt method is one of the most important method in the bifurcation theory.

Liapunov—Schmidt方法是分叉理论的最重要方法之一。

Be courteous -- even when people are most discourteous to you .

要有礼貌──即使当別人对你最不礼貌的时候。