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It was found that copolymerization of selected acetylenes with different polarity by using palladium acetylide complex catalysts is an effective method for improving solubility of polymers, especially doped polymers, which makes the above mentioned polymers and doped ones a new type of π-conjugated sensing material for preparation of thin film humidity sensor.

研究发现,以新型过渡金属钯-炔配合物为催化剂,通过选择具有不同极性的取代乙炔单体进行共聚,可有效地提高聚合物的溶解性,尤其掺杂聚合物的溶解性,实现可溶酸掺杂,继而开发出上述系列新的π-共轭型聚炔湿敏材料,用以制备薄膜型湿敏元件。

In this paper,influence of water composition for filature on the solubility of cocoon sericin hasbeen studied quantitatively by means of ultraviolet absorbency method.

一、前言已有的报道表明,不同水质对茧层丝胶的溶解性有很大影响,但水质要因对茧层丝胶溶解性影响规律的定量描述却颇有分歧。

It is found through chemical analysis on the physico-chemical modality of municipalwastewater in Wuhan that the content of resoluble organic pollutant in wastewater is nothigh with about 30 percent while the nonresoluble one of about 70% can be entirelyremoved by CEPT.

通过对武汉市城市污水的物化形态进行化学分析发现,该污水中的溶解性有机污染物的含量不高,只有30%左右:70%左右的非溶解性物质可通过CEPT技术加以去除。

On the other hand,the solubility parameters of the uncured EP,CE and PEK-C calculated by the group contribution methods were 20.29 MPa~(1/2), 22.32 MPa~(1/2),19.09 MPa~(1/2),respectively.Thus,the miscibility between the epoxy and PEK-C was higher than that between the cyanate ester and PEK-C.

另一方面,采用基团贡献法计算出固化前液态EP、CE、PEK-C的溶度参数分别为20.29 MPa~(1/2)、22.32 MPa~(1/2)、19.09 MPa~(1/2),显然,PEK-C在液体EP中的溶解性要明显优于其在CE中的溶解性。

It was found that the solubility and oxidative gelation had good correlation with dough and breadmaiking properties. Pentosans with good solubility and oxidative gelation properties had good influence on dough and breadmaking properties.

对小麦麸皮戊聚糖组分与面团特性及面包烘焙品质之间关系进行初步探讨,发现戊聚糖组分的溶解性、氧化交联性质与面团特性及面包烘焙品质之间具有较好的相关性,溶解性较好、氧化交联性质较明显的戊聚糖组分,对面团特性及面包烘焙品质有较好的影响。

Undernatural ventilation and closed landfilling conditions, the removal efficiency of total dissolved organics is respectively 92% and 87% when hydraulic load is 40 L/(m3·d), and thatof total dissolved refractory organics is respectively 34% and 21% when the hydraulic load is 50 L/(m3·d).

当水力负荷为40 L/(m3·d)时,在自然通风和封闭填埋条件下总溶解性有机物的去除率分别为92%和87%;当水力负荷为50 L/(m3·d)时,总溶解性难降解有机物的去除率分别为34%和21%。

Auto-sampler to promote traditionally experiential sampling approach to forecasted sampling approach. Therefore, we can accurately evaluate the change of dissolvable and undissolvable pollutants phenomena in the rainstorm events.

自动采样器结合,将传统经验采样方式提升为预测采样方式,并评估在单场雨中溶解性与非溶解性污染物所产生的污染与浓变化。

The emulsifying activity of UBPI hydrolysates was two times increased than unhydrolyzed UBPI at pH7. 0, but at isoelectric point the improving was unobvious.

对水解产物的溶解性实验表明:在酸性条件下水解产物的溶解性比未水解的蚕豆分离蛋白有了明显改善。

Because a part of hydroxyl group in methyl cellulose were substituted by trimethylsilyl group , the product could be dissolved in amounts of common organic solvents, such as chloroform, xylene and so on.

通过甲基纤维素与六甲基二硅亚胺的反应,成功地实现了对水溶性物质甲基纤维素醚三甲基硅化的改性;红外光谱验证了反应的发生,核磁共振氢谱确定了三甲基硅甲基纤维素的取代度;纤维素醚上的部分羟基被三甲基硅化后取得了在普通溶剂中的良好的溶解性,且随着取代度的增加,在非极性溶剂中的溶解性逐渐变好;通过热失重实验,对其热稳定性进行了测试。

Water quality indices such as TN, NH+4-N, NO-3-N, TP, DIP, DOP, PP were examined in both the head races and the offtakes during the two irrigation events.

分析了2次灌溉期的各引水渠和排水渠中总氮、氨氮(NH+4-N)、硝氮NO-3-N)、总磷、溶解性无机磷、溶解性有机磷、颗粒磷的变化情况。

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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。

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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。

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关闭眼睛,深呼吸,一切不再是梦想,犹如。。。。。。