同样的,如果我们观察二价的氟,它是每摩尔160焦。
Likewise, if we look at fluorine in its diatomic molecule, it is 160 kilojoules per mole.
我们这里是不二价的。
不行,因为我们坚持货无二价的政策,每位顾客付款相同。
No. Because we keep to come-price policy, every customer pays the same.
合成了两个二价的过渡金属磺酸化合物,并通过X-射线衍射单晶结构分析进行结构表征。
Two novel divalent transition metal disulfonates were synthesized and characterized by X ray single crystal diffraction.
显然这看起来是一个问题,因为我们知道实际上,甲烷是四价的,而这告诉我们它仅仅是二价的。
So this should immediately look like a problem because we know, in fact, that methane is tetravalent, and this is telling us it's only divalent.
负二价的硒离子将是等电子的,因为如果你给硒原子加上两个电子,你会得到,和氪原子相同的电子排布。
So, selenium 2 minus is what's going to be isoelectronic, because if you add two electrons to selenium, you'll get the same electron configuration that you have for krypton here.
与古巴的芬莱研究所合作,Bio - Manguinhos正在与世卫组织合作,确保在下一个流行季节之前供应多达1000万剂二价AC群脑膜炎疫苗。
In partnership with the Finlay Institute in Cuba, Bio-Manguinhos is working with WHO to ensure a supply of up to 10 million doses of bivalent ac meningitis vaccine by the next epidemic season.
那么我们称它为第三电离能,或者负的束缚能,还是,2,s,轨道的,但现在我们是从正二价硼离子开始的。
So, what we call this is the third ionization energy, or the negative of the binding energy, again of the 2 s orbital, but now it's in boron plus 2 to we're starting with.
自从发现了法国“不二价”(Monoprix)超市现金保管系统的一个缺陷后,这群颇有创造力的窃贼就开始大肆行窃。
The innovative group of bandits found a weakness in French supermarket Monoprix's system of storing cash, and have been exploiting it ever since.
我要指出的是,我们刚利用分子轨道理论,指导了O2是二价自由基,因为记住,自由基的定义是,有个未配对的电子。
And what I want to point out that we just figured out for molecular orbital theory, is that o 2 is a biradical, because remember, the definition of a radical is when we have an unpaired electron.
阿玛托说,尽管诸如方铅矿一类的大部分含铅化合物都是不可容的,像羟氯铅矿这样的化合物还是“可以微溶于水,并产生Pb 2 +(二价铅离子)”。
Amatore says that although most lead compounds, like galena, are insoluble, compounds like laurionite 'can dissolve a little bit to produce Pb2 +.'
这颗彗星蒸发的冰中含有氰和二价碳,在太空真空环境下被阳光照射时,两种气体均发出绿光。
Vaporizing ices from the comet included cyanogen and diatomic carbon, both gases that glow green in sunlight out in the vacuum of space.
终变期末有些二价体的同源染色体只在末端连在一起。
Diakinesis bivalents end of some of the homologous chromosomes together only at the end.
这是公司制定的统一销售价,不会有二价。
This is the uniform retail price determined by the company and there shall be no other prices.
在酸碱性土壤中,磷主要以植物难以吸收利用的难溶性二价或三价阳离子的形式存在。
In acid and alkali soil, there are mainly indissoluble bivalent or trivalent phosphates, which cannot be utilized by plants.
渠道内进行着中和作用、铁与铝的沉淀作用及二价铁的氧化作用。
It carries on the neutralization, precipitation of iron and aluminum and ferrous oxygenation alone the channel.
但又分一价名词组成的名核结构和二价名词组成的名核结构两种情况。
Divide one price name nuclear structure and two price nuclear, two kinds of situations of structure of name that noun makes up.
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。
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.
偶线期时,以同源染色体活跃的、特定的配对(联会)为特征,形成了单倍数的二价染色体。
Synapsis (pairing) the association of homologous chromosomes during the prophase stage of meiosis that leads to the production of a haploid number of bivalents.
结果表明,照射后棒状二价体数明显上升,二价体提前分离增多,而二价体的交叉数却呈下降趋势。
The results indicated that both the number of rod bivalents and the number of pre-division bivalents increased markedly after radiation, while the number of bivalent chiasma tended to decrease.
本文就血红素铁中二价铁的保护工作提出了设想,并对其生理功能和应用现状加以综述。
The paper put forward assumed plans for ferrous ions protection, and in addition, summarized its phy siolog ical function and present utilization.
与期望染色体配对模式相比,双二倍体中二价体出现的频率有明显增大的趋势。
Frequencies of bivalents in the amphidiploids tended to increase obviously in comparison with the expected chromosome pairing model of the meiosis.
本尼迪克特溶液是硫酸铜(二价)的堿性溶液,它可以通过还原糖被还原为不溶性的铜(一价)的氧化物,产生红色的沉淀物。
Benedict 's solution is an alkaline solution of copper (ii) sulfate, which is reduced to insoluble copper (I) oxide by reducing sugars, giving a red precipitate.
对二价和高价离子具有高的选择性;(4)可取代传统处理过程中的多个步骤,因而比较经济。
Economic for it can replace many procedures in traditional process and separation technology, (4) Having high selectivity to different irons.
用离子交换方法制备了铜交换的分子筛,研究了将二价铜还原为一价铜的方法。
Cupric ion exchanged NaY zeolite was prepared. The method to reduce cupric into cuprous exchanged zeolite was studied.
对二价碘酸盐之间形成复盐的可能性也进行了探讨。
The possibilities of formation of complex compound between divalent iodates have been studied.
并讨论了二价碘酸盐水化物的稳定性与阳离子电负性的关系。
The stability of hydrated divalent iodates is expected to be related to the electronegativity of the corresponding cations.
氧化剂的制造是将二价无水醋酸锰溶于冰醋酸中,用高锰酸钾将其氧化成三价醋酸锰。
Oxidizing agent was prepared by means of anhydrous manganous acetate dissolved in glacial acetic acid and oxidized to divalent manganic salt by potassium permanganate.
氧化剂的制造是将二价无水醋酸锰溶于冰醋酸中,用高锰酸钾将其氧化成三价醋酸锰。
Oxidizing agent was prepared by means of anhydrous manganous acetate dissolved in glacial acetic acid and oxidized to divalent manganic salt by potassium permanganate.
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