查询词典 deactivation

The selectivity to benzene and naphthalene in liquid products showed different tendency with the deactivation of catalyst.

在973K下，液体产品中苯的选择性与萘的选择性随着催化剂的失活呈现不同的变化趋势。

According to the present research, this process includes the deactivation of certain suppress cancer genes , like p53, Rb, p16, BRAC1, BRAC2 , PETN and so on. It also includes the abnormal expression of certain acceptor proteins, like estrogen acceptor and so on.

据目前的研究，这一过程包括某些抑癌基因的失活，如p53、Rb、p16、BRAC1、BRAC2和PETN等，也包括某些受体蛋白的异常表达，如雌激素受体等。

Deactivation and reactivation of salt baths are studied.

研究了盐浴的失活与复活。

Results. The patient experienced marked relief of his neck pain after deactivation of the dystonic right sternocleidomastoid muscle by partial myectomy and the left posterior neck muscles by selective posterior ramisectomy.

结果：接受了右胸锁乳突肌和左颈后部肌肉后患者的颈部疼痛明显改善。

It is owing to the bending and torsion vibration of methylene group contained and the configuration change of sixmember ring leading to the deactivation of excited molecule.

这是由于亚甲基的伸屈、扭转运动和六员脂环的构象变化为分子的失活提供了机会，导致荧光量子产率下降。

The results showed that the character of baked Ulva pertusa still declined obviously even after the deactivation of enzyme.Oxygen insulation,low water content and lower storage temperature were the most important factors which could slow down the declining speed of the characters of baked Ulva pertusa during storage.

研究结果表明，烤石莼在酶失活后仍然存在明显的品质下降的现象，隔氧、低含水量和低温贮藏是减缓烤石莼贮藏中品质下降速度的重要条件。

The results show that the possible reasons of the catalyst deactivation are as follows : the suspended substances such as slightly soluble dyes in the wastewater and uncrystallized c produced in the potocatalytic reaction are adsorped on the surface of TiO2 ;some inorganic ions occupy the active center of photocatalyst, or precipitate on its surface ;the supported quantity of TiO2 decreases with long time use and repeated washing.

实验结果说明，催化剂活性下降的主要原因有：废水中不溶于水的染料等悬浮物和催化反应中产生的无定形碳在催化剂表面的吸附；高含量的无机离子对催化剂活性位的占据或在表面的沉积；长时间的使用和反复冲洗使TiO2负载量减少。

Deactivation of Pt/Al_2O_3 catalyst for selective oxidation of hydrogen from ethylbenzene dehydrogenation was studied.

考察和分析了Pt/Al2O3体系的乙苯脱氢-氢选择性氧化催化剂的失活原因。

The disubstituted ureas and the catalyst could be separated by addition of water and the catalyst could be reused without deactivation.

新型高效的菲咯啉钯-离子液体含氮化合物羰化催化剂体系，以苯胺为反应物时该体系的转化频率可以达到6000mol/mol/h；氢氧化铯-离子液体催化剂体系，可以在不加入化学计量脱水剂的条件下活化二氧化碳与脂肪族胺反应得到二取代脲，反应结束后可以通过加入水实现产品和催化剂体系的分离，催化剂体系可以重复使用。

The first group includes a flame rod voltage, a stop signal for deactivation of the flame ignitor, a fuel supply interruption signal, and an air supply interruption signal.

第一组包括火焰探测杆电压、用于使点火装置不起作用的停止信号、燃料供给中断信号和空气供给中断信号。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。