查询词典 ni

Feng Qi and Bai-Ni Guo, Estimate for upper bound of an elliptic integral , Shuxue de Shijian yu Renshi 26 (1996), no.

祁锋，郭白妮，一个全椭圆积分的上界估计，数学的实践与认识 26 (1996)， no。

Effects of various factors on the electro-deposition of heavy metals from the eluate were discussed and the optimum conditions were determined.

在试验确定的工艺条件下，电沉积Pb、Zn、Cu和Ni的电流密度分别为56A／m〓、150A／m〓、160A／m〓和278A／m〓，而电能消耗分别为17.6KW.h／kgPb、14.0kW.h／kgZn、11.5kW.h／kgCu和27.0KW.h／kgNi。

Currently parts of serieses productthe resin method super and hard emery wheel,the porcelain quality method the super and hard emery wheel,the metals method(the bronze burn knot and electroplate Ni super and hard emery wheel and diamond roll a round in my company, extensively applied in precise molding tool,machine electronics,automobile zero partses,metal alloy tools,porcelain and ceramicses seal completely professions, such as piece and the magnetism material...etc.

目前我公司中的部分系列产品（树脂法超硬砂轮、瓷质法超硬砂轮、金属法超硬砂轮和金刚石滚轮），广泛应用于精密模具、机械电子、汽车零部件、合金工具、陶瓷密封件和磁性材料等行业磨削加工，在客户中已建立起良好的信誉，是进口品牌砂轮理想的替代品，并已批量出口国外市场。

Protected from the cold winds and effects of El Ni?o, Coiba's Pacific tropical moist forest maintains exceptionally high levels of endemism of mammals, birds and plants due to the ongoing evolution of new species.

由于来自冷风和厄尔尼诺影响的保护和新物种进化，柯义巴的太平洋热带雨林包含了极高水平的地方性哺乳动物、鸟和植物。

This article reviewed the development of manufacturing methods of Ni-Ti endodontic instrument.

本文对镍钛合金器械分离的制造学因素作一综述。

The expressed IL-29 fusion protein was purified by Ni-NTA affinity chromatography and the fusion tag was removed from IL-29 fusion protein by cleavage with enterokinase.

纯化后的融合蛋白经肠激酶切割和回收后，所得目的蛋白（IL-29）纯度大于96％，该蛋白N-端序列与理论值一致，其抗病毒活性与IFN-α2b相当。

Methods The cDNA coding sequencing of enterokinase light chain was amplified by RT-PCR from mouse dodecadactylon mucosa and cloned into pET32a expression plasmid. The recombinant enterokinase light chain was expressed in BL21(DE3) and purified with Ni-affinity chromatography.

采用RT-PCR从C57BL/6J小鼠的十二指肠肠系膜黏膜组织中钓取肠激酶轻链的cDNA，将其克隆入pET32a原核表达载体中，并在大肠杆菌BL21(DE3)中进行表达，然后以镍亲和层析法对表达产物进行纯化。

Reaction of Ni[(C4H9O)2PS2]2 with ethylamine, n-propylamine, n-butylamine, and n-amylamine have been studied by spectrophotometry in ethanol at 30℃.

用光谱法研究了NiL2在30℃时与乙胺、正丙胺、正丁胺和正戊胺在乙醇溶液中的加合反应。

An explanation was made by considering the effect of interface energy on the eutectoid reaction.

将界面能引入纳米晶共析反应的自由能计算中，解释了纳米晶在平衡态时，单相区扩大的原因是界面能减小了共析分解的驱动力，并由此计算了Fe-Ni纳米晶中两相区的成分范围。

The simulation starts with a Ni cluster and 153 carbon atoms distributed randomly to obtain their eutectoid.

模拟结果表明，碳原子首先吸附在金属团簇的表面，然后扩散到团簇中。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。