选择性的

The structure of NiCe/Al_2O_3 catalyst was shell model alveolate and the stength of NiCe adherering to the surface of Al_2O_3 was weak.

在裂解汽油一段加氢反应中，纳米NiCe/Al_2O_3催化剂显示出较高的活性和选择性。

In the field of the agriculture, the organic phosphor and the amido formylesters were the insecticides which were broadly used for a long time.

根据胆碱酯酶对乙酰胆碱和丁酰胆碱的选择性水解作用可分为乙酰胆碱酯酶和丁酰胆碱酯酶。

Objective To investigate the inhibitory effects of aminoguanidine,a selective inhibitor of inducible nitric oxide synthase, on mice stomach cancer and its′mechanism.

目的：研究诱导型一氧化氮合酶选择性抑制剂氨基胍对皮下接种MFC胃癌细胞株小鼠的抑瘤作用，探讨其抑瘤机制。

Objective To summarize the perfusion experience in aortic dissection using antegrade selective cerebral perfusion with right axillary artery perfusion.

目的 总结右腋动脉插管体外循环、选择性顺行脑灌注在主动脉夹层手术中应用的初步经验。

Objective To summarize the perfusion experience in aortic dissection using antegrade selective cerebral perfusion with right axillary artery perfusion.

目的总结右腋动脉插管体外循环、选择性顺行脑灌注在主动脉夹层手术中应用的初步经验。

Objective To investigate the protective effects of L-arg and antegrade selective cerebral perfusion through right subclavian artery on brain during deep hypothermic circulatory arrest.

目的：研究一氧化氮前体L-精氨酸和经右锁骨下动脉选择性脑灌注在深低温停循环中对脑组织的保护效果。

In this dissertation, we also reported a facile stereoselectivesynthesis of (2E, 4E)-2,4-dienals via arsonium salt.

二在合成研究中，我们还发现利用砷盐由醛一步高度立体选择性合成(2E，4E)-2，4烯醛的简便方法。

The results showed that aspartic acid can greatly improve the selectivity of titanium dioxide for phosphopeptide enrichment.

结果表明，天冬氨酸可以有效地提高二氧化钛对磷酸肽富集的选择性。

It was also shown that the free OH in the ligand was very important in selective control by hydrogen bonding to the benzylamine.

主要原因是配体中 BINOL 羟基由于会和苄胺形成分子内氢键而对反应的选择性起到了关键作用。

It has been found that:(1) The delay time of binodal phase separation, similar to that of spinodal phase separation, also exists in binary polymer blends.

当活性填料粒子选择性吸附连续相聚合物时，相分离延迟时间有所缩短：而且相分离速度有所加快，如PMMA/sAN(80/2 0)/5102一5体系分散相微区的生长指数为0.379。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。