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Amounts of 2 furaldehyde and 5 hydroxymethyl 2 furaldehyde in wood vinegar from the treated wood were increased,but amounts of carboxylic acids,phenols,pyrocatechol,guaiacols,and maltol were almost constant.

与未处理材相比,处理材木醋液中糠醛及5 羟甲基糠醛的收量增加,而羧酸类、苯酚类、邻苯二酚、愈创木酚类及麦芽酚的收量几乎不变。

The results showed that titanate was good to flowability and elongation at break of the material, silane was good to tensile strength of the material.

通过实验结果的对比,得出钛酸脂所处理的体系材料的加工性及断裂伸长率得到改善,硅烷所处理的体系材料的拉伸强度有很大提高。

The results show that a MgSnO3·H2O conversion film is formed by treatment in the stannate solution at 90℃, and the immersion test and potentiodynamic polarization show that the corrosion resistance of the AZ91D alloy is improved to some extent.

结果表明:锡酸盐转化处理后合金表面形成了以MgSnO3·H2O为主要成分的转化膜,可对合金起到一定的防护作用;转化膜由细小的球形颗粒密积而成,颗粒之间存在间隙,它可以为化学镀镍的前处理过程提供良好的吸附条件;转化膜上的化学镀镍层组织致密、无缺陷, MgSnO3·H2O转化膜在镀镍层与基体之间起到过渡作用,镀层的磷含量达到9%,与基体结合良好;在3.5% NaCl (pH=7)溶液中的动电位极化测试表明,镀镍以后的合金在阳极极化过程中发生了明显的钝化,耐腐蚀性能进一步提高,对基体起到了较好的防护作用。

In order to enhance the anti-corrosive performance of ZK60 magnesium alloy,the chemical conversion coating s on ZK60 magnesium alloy obtained from phosphate or stannate solutions were studied.

结果表明:在磷酸盐溶液中,当处理温度为50℃时,磷化30min后试样的电荷转移电阻为224.03Ω·cm2;当温度为80℃,反应时间为45min时,所得转换膜的Rct为377.67Ω·cm2,阻值最大,耐腐蚀性能最好;对于锡酸盐化学转化膜,90℃下,处理60min的膜层耐蚀性能最好,其Rct为388.32Ω·cm2,与磷酸盐化学转化膜相比,两种膜的保护性能相差不大。

After pretreatment with Ca(NO3)2,W7 and TFP in improving and blocking Ca2+*CaM messenger system, membrane damage in strawberry leaf was relief by Ca(NO3)2treatment, at the meanwhile, salt damage index was reduced, the content of prolinc and chlorophyll were enhanced, Pn, EVAP and GS were improved, ABA content in root and leaf was reduced, the content of ZTJAA, GA and ZT/ABA were enhanced, the content of unaturated fatty acid increased, whereas, saturated fatty acid content in leaf and root was reduced, the rate between unaturated fatty acid and saturated fatty acid and index of unaturated fatty acid were enhanced.

在Ca(NO_3)_2、W7和TFP喷叶预处理促进或阻碍Ca~(2+)·CaM信使系统传导后,发现Ca(NO_3)_2处理能减轻叶片的膜伤害,降低盐害指数,增加脯氨酸含量和叶绿素含量,提高净光合速率、蒸腾速率、气孔导度,降低根系和叶片中的ABA含量,增加ZT、IAA和GA含量和ZT/ABA比值;提高叶片和根系中的UFA含量、U/S比值和IUFA,降低根系和叶片中的SFA含量。

In this article, the test was conducted that different physiological indexed of fresh dry weight、succulence、the plasma membrane permeability、MDA content and chlorophyll content were determined while Vicia faba L.

用Na2CO3处理蚕豆幼苗,处理浓度为25,50,75,100mmol/L,胁迫6天后取样,测定植株鲜干重、肉质化程度、细胞膜透性、丙二醛含量、脯氨酸含量叶绿素含量等生理指标。

This study on adsorb resin for wastewater treatment and its application were discussed in the paper,example treating of hydroxybenzene wastewater,acid wastewater and sulfanilamide wastewater.

介绍了吸附树脂在废水处理(重点介绍处理含酚废水、含酸废水、含磺胺废水)中的应用。

To protect environment, the relative exhaust gas treatment system should be equipped to each pickling tank and ensure all the waste gas exhausted into the circumstance has been controlled within the criterion.

为保护环境,在设计中对酸洗段的每段工艺槽配置了相应的废气处理等系统,使废气处理达标后排放。

The results of research on the factors affecting titanium tannage show that high concentration NaCl medium has larger negative effect on titanium tannage. When the NaCl concentration exceeds 5%, the titanium tanning action is reduced rapiddly. Traditional NaCl pickling is unsuitable for titanium tannage, tanning in water medium directly, the best tanning effect can be obtained, so titanium tanning can not only eliminate chrome pollution, but also diminish salt pollution. The optimum tanning conditions for HPZ-Ti tan liquor are pH3. 5, TiO〓 offer of 7. 5%(based on the weight of 65% moisture pelt), the best Bascity of tan liquor is between 30% and 50%.

以HPZ—Ti鞣液为基础,研究了不同鞣制介质,鞣制pH值,鞣剂用量和浓度,鞣液的碱度,不同提碱剂,不同的预处理和后处理等因素对钛鞣的影响,结果表明:高浓度的NaCl溶液介质对钛鞣有很大的负面作用,当介质NaCl浓度超过5%,革内钛的结合量和革的Ts明显降低,传统的高浓度NaCl浸酸工艺不适合于钛鞣,在水介质中直接鞣制效果最好,所以钛鞣不仅消除了铬污染而且大大降低了盐的污染。

RT The effects of various additives alone or multiply on cathodal linear polarization and cyclic voltammogram were investigated by using methods of scanning potentiostate and cyclic voltammeter.

在以上理论研究的基础上,开发了zn-NH3~N玩Cl一HZO体系制取高纯锌的新工艺,该工艺用于处理锌焙砂和现有酸法工艺难以处理的炼铅炉渣烟化炉氧化锌烟灰非常成功。

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The labia have now been sutured together almost completely.The drains and the Foley catheter come out at the top.

此刻阴唇已经几乎完全的缝在一起了,排除多余淤血体液的管子和Foley导管从顶端冒出来。

To get the business done, I suggest we split the difference in price.

为了做成这笔生意,我建议我们在价格上大家各让一半。

After an hour and no pup, look for continued contractions and arching of the back with no pup as a sign of trouble.

一个小时后,并没有任何的PUP ,寻找继续收缩和拱的背面没有任何的PUP作为一个注册的麻烦。