二价的

Herein, zinc-manganese alloy bath containing sulfate and citrate ions was selected, and the effect of anodes, manganous ions and continuous operation on bath stability was studied.

选择硫酸盐-柠檬酸盐体系锌锰合金镀液，研究了阳极、二价锰离子以及连续作用等因素对镀液稳定性的影响。

Bull; Bit: A single, bivalent unit of binary notation.

bit ：一个单个的二进制二价符号，相当于一个十进制&数&

The association of XY-bivalent and the rearranged autosomes interfere with or affect, by their contact, X chromosome normal functions.

XY-二价体与重排染色体联合，干扰或影响X染色体的正常功能，从而干扰精子发生。2。

The apparent advantages of mapping genes on bivalents have been discussed in detail.

此外，还讨论了在黄鳝二价体上开展基因定位研究的突出优点。

Each post-Ⅰ bivalents of two homologous chromosomes separate move poles.

后期Ⅰ每个二价体的两条同源染色体分开，移向两极。

As the Federation of cell chromosome by a 2n of Article n of univalents into bivalents, although the DNA content remained unchanged, but the number appears to reduce by half.

由于联会，细胞中的染色体由2n条单价体成为n条二价体，虽然DNA含量未变，但数目看起来减少了一半。

In this study, the early stage development of Japanese medaka was used to assess the toxic effects of potassium permanganate and its byproduct Mn(superscript 2+) in the drinking water process.

饮用水生产中投加高锰酸钾可能引起高锰酸钾及其副产物二价锰的毒性效应。

The luminescent propetties of RE activated tungstates are dealt with in respect to mixed alkali earth metal tungstates,fluorotungstates,isopolytungstates,heteropoly tungstates.

本文从单钨酸盐、混合二价金属钨酸盐、卤钨酸盐、同多钨酸盐、杂多钨酸盐等方面综述了掺杂稀土离子钨酸盐的发光特性研究情况。

S:I'm sorry,sir.We hold a one-price policy.

抱歉，先生，我们是奉行&不二价&政策的

Two coordination polymers [Pb6(H2O)24]·3H2O(1)(H3cit=citric acid)and Pb(H2O)2(2)(tar=tartaric acid)were synthesized under hydrothermal conditions and characterized via IR,TG-DTA,C,H,N elemental analysis,XRD and single crystal X-ray diffraction analysis.

在水热条件下，合成了2个含柔性配体柠檬酸和酒石酸的二价铅配位聚合物[Pb6(H2O)24]。3H2O(1)(H3cit=citricacid)及Pb(H2O)2(2)(tar=tartaricacid)。用红外光谱、差热-热重、元素分析、粉末X射线衍射及单晶X射线衍射等手段对化合物进行了表征。化合物1属三斜晶系，P1空间群，a=0.97053(19)nm，b=0.9764(2)nm，c=1.0955(2)nm，α=109.016(3)°，β=98.380(3)°，γ=92.136(3)°，V=0.9671(3)nm3，Z=2，R1=0.0420，wR2=0.1049，GOF=1.064。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。