The basic structure of chromogen in PFBs remains the same, so PFBs have fluorescent properties of traditional FBs. Covalent bonds between chromogen and macromolecule chains enhance their photochemical stability, increase their whitening performance and fluorescence quantum yield.

聚合型熒光增白劑中基本發(fā)色團(tuán)的結(jié)構(gòu)不變，具有傳統(tǒng)熒光增白劑的光學(xué)性能jizzjizz免费；發(fā)色團(tuán)與高分子鏈間的共價(jià)鍵使其光化學(xué)穩(wěn)定性大大增強(qiáng)杏花三月天在线观看免费，增白性能和熒光量子產(chǎn)率顯著提高。

UV-Vis scan and GC-MS analysis showed that some chromophore group and conjugated double bonds can be removed.

實(shí)驗(yàn)結(jié)果表明亚中文字幕偷拍欧美另类，UBF＋BAF＋微電解的組合工藝是處理染料廢水的一種有效方法在线毛片视频不卡。

ESI-MS results showed that α-CD could form 3: 1 specific complex with cinchonine in solution and they formed"sandwich"structure type 〓 inclusion complex when β-and γ-CD were blended simultaneously with cinchonine. Semi-empirical AM1 calculations indicated that the H bonds formed between CD and cinchonine played an important role to stabilize the complex in gas phase.

電噴霧質(zhì)譜研究發(fā)現(xiàn)α-CD與辛可寧在溶液中可以形成特異性的3：1型復(fù)合物，當(dāng)β国产一级婬片A片AAA小视频，γ-CD與辛可寧同時(shí)混合時(shí)它們可以形成"三明治"型〓包合復(fù)合物欧美99操逼，半經(jīng)驗(yàn)AM1方法計(jì)算顯示氫鍵的形成對(duì)這些復(fù)合物的穩(wěn)定起到重要的作用。

Once the form lasting bonds with such hobbies, most of which were on the noble yearning for a kind of violence, hatred and sympathy for the weak, spiritual purity and civic-minded people, people are often turned into an elegant taste and aversion to profane.

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At last, this thesis analyzes the issued convertible bonds of our country and their clauses.

最后，對(duì)我國(guó)已發(fā)行的可轉(zhuǎn)換債券進(jìn)行分析性开放永久免费视频。

And the proof is given. 2. In Gaussian HJMframework, the formula in closed form for the valuation of European basket-lookbackcall option on coupon bonds is given by forward measure approach in forward ratemodel. And the proof is given.

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Cloying dependence between hostages and hostage-takers in drawn-out abductions describes the symbiotic bonds between the world's biggest debtor, the US Treasury, and the largest creditor, the People's Bank of China.

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The vibe of Fox's family is as comically tense as it is in families from earlier films by Anderson and co-writer Noah Baumbach, but the brood soon bonds to reveal its foxiness and humanity.

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Depending on secondary chemical bonds and having to resist to the repulsive interaction by the negative charges may explain why the coagulating strength of SPI coagulum induced by Alcalase is weaker than that induced by acid and saline coagulants.

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Depending on secondary chemical bonds and having to resist to the repulsive interaction by the negative charges might explain why the coagulating strength of SPI coagulum induced by Alcalase was weaker than that induced by acid and saline coagulants.

大豆蛋白質(zhì)分子間的交聯(lián)主要由次級(jí)鍵起作用，同時(shí)需要克服由負(fù)電荷引起的靜電斥力97久久久久人妻碰碰碰碰，這就解釋了為什么與無(wú)機(jī)鹽和酸相比95视频在线免费观看，Alcalase得到的SPI凝固物強(qiáng)度低。