查询词典 selective

Methods 8 patients with myocardial bridge were identified from 293 patients who underwent selective coronary angiography.

方法回顾性分析293例冠状动脉造影中检出的8例心肌桥患者的临床资料。

The clinical data of 2 165 cases who had received selective coronary angiography were studied retrospectively.

回顾性分析2 165例冠脉造影中检出的66例心肌桥患者的临床资料。

We have determined the crystal structure of the human A2A adenosine receptor, in complex with a high-affinity subtype-selective antagonist, ZM241385, to 2.6 angstrom resolution.

我们已经在复杂的具有高亲和性亚型选择性拮抗剂ZM241385中，已经确定了以2.6埃分辨率的人类A2A腺苷受体晶体结构。

The locking mechanism is configured to permit selective angular positioning of the head relative to the handle on the pivot axis and is operable between an adjusting mode in which the head is angularly positionable relative to the handle and a locking mode in which the head is locked in an angular orientation relative to the handle.

锁定机构的构形做成容许选择在枢轴线上头相对于柄的角度定位，并且可在头可相对于柄改变角度位置的调节模式和头锁定在相对于柄的角度位置上的锁定模式之间工作。

Dihydroxy-7, 4′-dimethoxy-dihydrflavonol and -3, 5, 7 -trihydroxy-4′-methoxy- dihydrflavonol were synthesized by selective protection, condensation, epoxidation, cyclization and deprotection from 2, 4, 6-trihydroxyacetophone and anisaldehyde.

以2，4，6-三羟基苯乙酮和茴香醛为起始原料，经选择性保护、缩合、环氧化、关环等步骤首次完成了-3，5-二羟基-7，4′-二甲氧基二氢黄酮醇和-3，5，7-三羟基-4′-甲氧基二氢黄酮醇全合成。

By analyzing the differences between acidic and basic catalytic action in this transesterificatios, it is considered that the main cause of yielding an anisole by-product is due to the basic catalysis, a Lewis acidic catalyst is helpful for the selective DPC formation.

通过分析酸碱催化作用在酯交换反应中的差异，认为碱催化是副产物苯甲醚生成的主要原因，Lewis酸性的催化剂有利于碳酸二苯酯的高选择性。

The results show that the hyperalgesia of OFQ and its antagonization on AA in PAG are dose-related. OFQ in PAG decreases the enhancing effect on AA induced by ohlnefentanyl, a selective μreceptor agonist.

结果表明：PAG内微量注射OFQ可使大鼠痛阈降低，并明显对抗针刺镇痛；另外还发现，OFQ在PAG内还可以对抗μ受体激动剂羟甲芬太尼加强针刺镇痛的效应。

Toosendanin (〓, FW 574, TSN), a triterpenoid derivative, is an active ingredient extracted from the bark of Melia toosendan Seib et Zucc which is used in Chinese traditional medicine as an anthelmintic vermifuge against ascarids. It was demonstrated to be a selective presynaptic blocker in neuromuscular junction and central synapses.

从驱蛔中药楝属植物根皮中提取的三萜化合物川楝素（toosendanin，〓，FW 574，TSN），是一种选择性影响神经递质释放，阻遏神经肌肉和中枢突触传递。。。

In this study, a feedback insensitive anthranilate synthase gene ( ASA2 ) cloned from a tobacco cell line was tested for Agrobacterium mediated transformation of axis tissue of soybean mature embryo, with a tryptophan analogue 5 methyltryptophan (5 MT) as the selective agent.

通过从烟草中克隆的邻氨基苯甲酸合成酶基因(ASA2 )作为筛选标记基因，并采用氨基酸的类似物 5 甲基色氨酸为筛选剂，进行了农杆菌介导的大豆成熟胚尖转化研究。

objective: to develop a simple,rapid,sensitive and selective spectrofluorimetric method to determine rheum total anthraquinone content.

目的 建立一种快速、简单、灵敏度高，测定大黄中总蒽醌的含量的荧光分光光度法。

But we don't care about Battlegrounds.

但我们并不在乎沙场中的显露。

Ah! don't mention it, the butcher's shop is a horror.

啊！不用提了。提到肉，真是糟透了。