deactivation

Coke deactivation of alkylation catalyst exhibited independent deactivation mechanism basically in supercritical phase.

反应器出口与入口处催化剂结焦量相近,在超临界条件下烷基化反应催化剂结焦失活基本上符合独立失活机制.

Methods 311 teeth of 293 cases which were suitable to be sealed as varied time 1~ 12 days were treated with arsenous oxide to observe the condition of pulp deactivation and percussion pain when return.

方法对293例、311颗适合失活的恒磨牙进行三氧化三砷失活，封药时间为1~12d不等，观察根髓失活情况及患牙复诊时叩痛变化情况。

Resinification of furfural on the catalyst was the main cause of deactivation.

糠醛树脂化结焦是导致催化剂失活的主要原因.

Conclusion Activation and deactivation were found in the human brain which induced by acupuncture at the LI4 suggests that fMRI might be helpful to understand the physiological mechanism of acupuncture.

结论针刺合谷能够引发脑内相关区域的激活和降低，说明fMRI能够为针灸机制的探讨提供帮助。

In this paper, some major problems such as protein denaturalization and deactivation are summarized.

综述了生物药品冷冻干燥过程的关键问题、蛋白变性失活与防止问题.

Collinear Exact Quantum Scattering Study& Vibrational Deactivation of H+ ClH ( v) on a Reactive Potential Energy Surface

一维精确量子散射研究&H+ClH（u）在反应势能面上的振动去激

The methods of regeneration and preventing deactivation of catalysts are reviewed briefly.

简要介绍了催化剂的再生和防失活等方面的技术.

The results show that the causes of catalyst deactivation are different with different O2/ H2 ratios.

结果表明，催化剂硫中毒失活的机理随O2/H2比不同而不同。

This process is endothermic with rapid carbon deposition and deactivation of the catalyst.

此过程是吸热的,同时很快发生碳积沉并使催化剂活性减低.

Even then, deactivation does not actually get rid of your account but leaves it 'hanging in a cloud', waiting for you to scurry back.

就算如此，注销也不能让你完全摆脱你的账户，而是让它“挂在云端”，等着你把它要回去。

The nitride content in FCC gasoline has much greater influence on the deactivation of the ionic liquid catalyst than the sulfide content.

实验表明，FCC汽油中的含氮组分是导致离子液体催化剂失活的主要原因，而含硫组分的影响不大。

A fMRI Study of Deactivation and Default Mode Network Activity in Human Brain

fMRI负激活与人脑默认活动网络

The results show that high-efficient apolar and weak polar glass capillary columns can be coated only if this modified surface is treated with deactivation.

研究表明，只要对这种改性表面进行钝化处理，即可涂渍出高效弱极性和非极性毛细管柱。

The mechanism of deactivation is analyzed. According to the mechanism several activators are selected.

分析了失活机理并根据这一机理选择了活化剂.

There can be important consequences of activation or deactivation.

在这里可能有活化或钝化的重要结果.

Deactivation vaccine although have effective security, it renders a restriction to immunity, especially cell immune restricted function.

灭活疫苗虽然安全有效，但免疫效力尤其细胞免疫作用受限制；基因工程亚单位疫苗和DNA疫苗等虽具有应用潜力，但也需提高其免疫，尤其是细胞免疫效果。

This will be required if instrumentation or deactivation of some validation is required for testing.

比如需要使用设备或者测试中某个确认需要钝化.

The aging process of catalyst was investigated by performance evaluations done every 25h in the course of aging test and the evaluation method of deactivation degree for three way catalyst was also presented.

通过每老化25h后的性能测试，考察了催化剂性能随老化时间的变化特性。文中还提出了考察三效催化剂劣化强度的评价指标。

The coking and deactivation of virgin naphtha aromatization catalyst are studied on isothermal reactor.

利用等温固定床反应器研究了直馏汽油芳构化改质催化剂的结焦失活规律.

Investigation was made on activity variance and deactivation of reforming catalyst.

介绍了所用催化剂以及工艺流程的概况.

The Temperature Programmed Desorption ( TPD) method is applied to research the series deactivation catalysts of Zn ( Ac) 2.The catalyst samples was obtained from chemical factory.

用程序升温脱附法测定了乙炔在衰化程度不同的醋酸锌催化剂上的脱附峰面积。

The rust in the feed may block the pores of and then cause a partial deactivation.

而进料液体中铁锈的引入会导致催化剂中部分孔堵塞,使催化剂部分失活.

Auto Deactivation Notification-Subscription'% 1'for user'% 2'

自动停用通知 - 用户 “ %2”的订阅 “ %1”

When the temperature was runaway to 1273K~ 1473K, the deactivation was due to covering of active Pd by other elements and the catalytic activity of regenerated catalysts could be recovered partially. This provided the way to reuse the deactivated catalysts.

催化剂活性组分Pd被其它元素覆盖，使催化剂中毒，是引起飞温至1273K～1473K催化剂失活的主要原因，再生只能部分恢复其活性，此结论为飞温失活催化剂再次利用提供了途径。

The kinetic study of the deactivation effect of basic nitrogen compounds on the zeolite catalyst in the light fuel oil cracking

沸石催化合成金刚烷（4）Hβ催化剂。碱性氮化物对分子筛裂化催化剂失活动力学函数的考察

The deactivation rate constant kd of the modified coated-lipase in organic solvent is 0.1 h-1 and the stability enhanced one time.

改良后的包衣酶在有机溶剂中的失活速率常数kd为0.1h-1，稳定性是未改良包衣酶的2倍。

It'shows that alkane decomposes the least and the rate of deactivation is the slowest.

其中饱和烷烃分解率最小,催化剂失活速率最慢,为较佳的反应介质.

Arsenic removal the activated catalyst, is no longer required after the use of activated until deactivation.

脱砷催化剂经活化后, 以后使用不再需要活化,直至失活.

D4 Deactivation of GC SCOT Glass Columns

玻璃SCOT柱用D4脱活的研究

The MS may initiate activation or deactivation of PDP contexts while in STANDBY state.

在守侯状态下,移动台可以发起分组数据协议上下文的激活和去激活.