查询词典 ionic bond

Because of insufficient development of bond market, no strict operation of issuing company, no strict inside controlling of domestic securities company and unsymmetry of information in bond issuing market, the A underwriting stocks business risks of domestic securities company inevitably exist.

在高风险的证券业中，作为证券投资、证券市场中介人和服务者的证券公司面临着诸多风险的重大挑战和潜在威胁，受证券市场发育不足，发行公司不规范运作、证券公司内控不严和信息不对称的影响，我国证券公司A股股票承销业务风险有其存在的必然性，因而防范和化解其风险已成为证券公司的一项重要议程。

He was wont to call me usurer, let him look to his bond, he was wont to lend money for Christian courtesy, let him look to his bond.

他不是惯于叫说我放高利贷吗？让他看看自己的担保！他不是习惯因为所谓的基督慈善借人钱吗？让他看看自己的担保！！

And like him or not, Craig has delivered a very different Bond than many of his predecessors — he has given us a more rugged Bond who is more likely to beat your ass than he is to wine and dine you.

不论你喜不喜欢，克雷格向我们诠释了一个与他的很多前辈不同的邦德——克雷格展示了一个更为粗鲁暴力的邦德，比起和你共进晚餐同饮美酒，他可能更喜欢痛扁你一顿。

As for corporate bonds in the highest yielding 08 new Lake debt (122,009 quotes, data), after-tax yield to maturity fell to 5.36 percent has also been taking into account the unsecured debt, the risk premium rate is too low, is not worth investing in . Secondly, the future of the bond market faces the risk of major expansion, it will suppress the formation of bond prices.

至于公司债券的收益最高的08新湖债（122009行情，资料），税后到期收益率下降至5.36百分之也考虑到抵押债务的风险溢价率太低，是不值得投资英寸其次，债券市场的未来面临着大发展的风险，它会抑制债券价格的形成。

40C. Further ,the effects of ratio of aggerate to bond, aggregate size, bond density and Al/p on the coating wear-resistance property were described in preparing metallic-matric ceramic coating.

研究得出：当结合剂的Al/P为1.4：3、密度为1.63g/cm~3时，向其中加入粗颗粒含量为40%的陶瓷骨料，于A_3钢基体上制备出了耐磨性能优于金属基体的陶瓷涂层。

The structures of these two molecules are almost the same with slight differences in bond lengths and bond angles. And compounds 1-3 are the first examples of this type containing amido and ethoxide groups.

而且到目前为止，Sn4O4的梯子状结构中同时含有氨基和乙氧基的化合物还未见报道，化合物1，2和3为首次合成此类化合物。

Anharmonic vibronic oscillator model, two levels model, bond parameter model and bond charge model were established in 1960's, which came from classical or qualitative concepts.

非谐振子模型，双能级模型，键参数模型，键电荷模型，电荷转移模型，阴离子基团模型，双重基元模型。

Quinazolin-4(3H)-ones(1) were conveniently synthesized from anthranilic acids and amidines,which could be chloridized with POCl_3 to obtain 4-chloroquinazolines (2).The reaction of 2 and 1H-pyrazol-3-amine would give two types of products.In the presence of acid or base,the C-N bond would be formed between the 4-position carbon of 2 and the NH_2 of 1H-pyrazol-3-amine.While the C-N bond between the 4-position carbon of 2 and the NH of 1H-pyrazol-3-amine would be formed when Pd catalyst was utilized.

以邻氨基苯甲酸类化合物和脒为原料，可方便地获得喹唑啉-4(3H)-酮类产物(1)，1经POCl_3氯化可到4-氯代喹唑啉化合物(2)。2与3-氨基-1H-吡唑化合物反应可得到两种类型的产物，在酸、碱条件下2的4位碳和3-氨基-1H-吡唑化合物的NH_2发生C-N成键反应；在Pd催化条件下，2的4位碳则和3-氨基-1H-吡唑化合物的环内NH发生C-N成键反应。

U.S. insurer Assurant Inc. has added to the current catastrophe bond pipeline by beginning to market its second Ibis Re cat bond transaction Ibis Re II Ltd. Marketing to investors began this week and Ibis Re II is expected to close in May.

美国保险公司 Assurant的公司增加了本周二重新宜必思目前巨灾债券市场的管道开始其第二鹭鹭再重新巨灾债券交易二级市场投资者开始公司预计5月结束。

The maximal absorption wavelength of the nitro-stilbene derivatives with an ether bond exhibited approximate 30 to 40 nm bathochromic shift compared to that of nitro-stilbene dyes with an ester bond.

相对于酯键而言，通过醚键连接的对硝基二苯乙烯类分子的最大吸收波长有一个大约30至40 nm的红移现象。

There had been a moment during the breakfast meeting, though, after the backslapping and the small talk and when all of us were seated, with Vice President Cheney eating his eggs Benedict impassively and Karl Rove at the far end of the table discreetly checking his BlackBerry, that I witnessed a different side of the man.

那次早餐会期间，在表示过关心和寒暄以后，我们所有人坐了下来，我注意观察了一下，副总统切尼面无表情地吃着班尼迪克蛋（Eggs benedict，源自美国，以英式松饼、火腿、水煮蛋以及荷兰酱组合而成），卡尔。罗夫在餐桌的远端谨慎地经常查看他的黑莓手机，我目睹了他所不为人知的一面。

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