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Results showed that:there were significant differences in the carbon to oxygen ratioamong various positions and processingconditions;lignin and abstracts mainly made up the surface of bamboo;high temperature drying resulted in the decomposition of volatile abstracts in the surface,whichindicated some structure of cellulose and hemicellulose,while the effects of processing with boracic acid were not apparent;the bamboo processed in hightemperature and with boracic acid showed decreasedfree hydroxide and activity at the same time;the amount of active free hydroxide of inner layer was higher thanthat of the outer.

结果表明:不同部位和不同处理条件下竹材表面的碳氧比有很大差异;竹材表面主要以木素和各种抽提物为主;高温干燥导致竹材表面易挥发的抽提物分解,使部分纤维素和半纤维素的结构特征得以显露,而硼酸处理效果不明显;高温处理和硼酸处理后竹材表面的自由羟基减少,活性降低;竹黄表面的活性自由羟基的数量高于竹青表面。

The possible equation of non isothermal kinetics at third step is suggested by the Achar method and the coats Redfern method and the new method.

并用热重对其热分解机理进行了研究,推断出了该配合物第三步热分解的非等温动力学方程为: dα/dt= Ae- E/RT(1-α)。

The decomposition of EAK( Ethylenediamine Dinitrate Ammonium Nitrate Potassium Nitrate) eutectic intermolecular explosive was investigated by means of DSC.

通过DS C分析研究了EA K(乙二胺二硝酸盐硝酸铵硝酸钾)低共熔物分子间炸药的热分解特性,测定了EAK 的分解动力学参数。

The results indicated that the thermo-stability of the polymers derived from BOEMA was not as good as those derived from TBMA, and the more content of MAA in the compolymers resulted in lower stability. Terpolymer from BOEMA, MAA and St had higher thermo-stability than those from BOEMA, MAA and isobornyl methacrylate or methyl methacrylate.

当树脂中MAA含量较低时,BOEMA与St的共聚物和BOEMA与IBOMA或MMA的共聚树脂相比,表现出更好的热稳定性,分解温度有明显差异(相差30度以上);另外,湿度对BOEMA的聚合物的稳定性也有很大影响,湿度越高,树脂分解越快。

Several of the bacteria (B2, Q1), fungi (W9) and action mycetes (H1), which were with the high activity of decomposition of cellulose ,were isolated from the rotten wood from secondary forest areas of the Yunnan-Guizhou Plateau and they were mixed with carboxy methyl cellulose-Na and filter paper etc to research the effect of the type of carbon and culturing time on the activity of the decomposition enzyme of cellulose.

方法]利用分离的几株来源于云贵高原地区次生林朽木中具有较高纤维素分解活性的细菌(B2、Q1)、真菌(W9)与放线菌(H1)分别和混合发酵纤维素羧甲基纤维素钠和滤纸等底物,研究碳源种类、培养时间对纤维素分解酶活的影响。

The main influence factors include the reactants proportion, whetting time, and the decomposing temperature. Decomposing temperature is the most influential factor and heating time is the next.

影响固相反应的主要因素有反应物的配比、研磨时间、热分解温度、时间等,其中分解温度是影响最大的因素,其次是加热时间。

Thermal decomposition, sometimes with catalysis, of a complex substance, especially the breaking of petroleum molecules into shorter molecules to extract low-boiling fractions such as gasoline .

裂化有时通过催化作用对复合物的热分解,尤指把石油分子分解成更小的分子并提取低沸点的分馏部分,如汽油

Decomposition rates determined by the latter approach solved the problem of underpredicting litter decomposition rates by mesh bag technique.

采用后一种方法测定的凋落物分解率可以解决尼龙网袋法测定分解速率结果偏低的问题。

Deep skin whiter generates O3 with anion that can penetrate skin poles and dissolve grease and endocrine for skin cleansing and reiving. O3 could help cleanse the sclerodorma and oxygenate black pigment for skin whitening. O3 is also good for disinfections to kill germs and vifus also to prevent skn cancer and germs infection It helps keep the problem of zits, pimples, and marks away.

&深层整肤美白器&能产生带氧负离子-活氧(O3),O3能深入毛细孔,分解氧化油垢及分泌物,达到净肤功效,让肌肤活化。O3能清除皮肤表层的老化角质层,并氧化分解皮下组织沉淀的黑色素,达到美白功效。O3具有杀菌作用,对各种细菌与病毒能有效抑制,可预防皮肤炎及细菌感染,对粉刺、面疱与痘疮等问题说拜拜!!

FRs can strongly suppress the elimination of HCl, raise the on-set temperature of decomposition of PVC, promote the crosslinking during decomposition, reduce the total output of aromatic compounds, increase the gel of condensed phase and char residue, the char residue is loosened. The configuration of FRs has no changed.

这类阻燃抑烟剂能抑制PVC热分解脱HCl反应,提高HCl释放的起始温度,在热分解过程中促进分子间形成交联键,使裂解气相产物中芳烃化合物含量减少,凝聚相凝胶含量增大,残炭量提高,残炭物结构呈松散状态,阻燃抑烟剂在热分解过程中化学结构保持不变。

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With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.

随着死亡的吉他手Schuldiner接受主唱的职务,乐队在现实中树立了重要的影响。

But he could still end up breakfasting on Swiss-government issue muesli because all six are accused of nicking around 45 million pounds they should have paid to FIFA.

不过他最后仍有可能沦为瑞士政府&议事餐桌&上的一道早餐,因为这所有六个人都被指控把本应支付给国际足联的大约4500万英镑骗了个精光。

Closes the eye, the deep breathing, all no longer are the dreams as if......

关闭眼睛,深呼吸,一切不再是梦想,犹如。。。。。。