查询词典 precursors

In this way,the CRAY-1 supercomputer is one of the precursors of modern RISC architectures.

这样看来，CRAY-1巨型机是现在RISC结构的先驱之一。

Ruthenium catalysts are known to be quite sensitive to the nature of supports, promoters and precursors in ammonia synthesis.

介绍了钌系氨合成催化剂的载体、促进剂、钌活性前身物对氨合成催化活性的影响。

Now, a project has been started to evaluate the temperature dependence of the solubility for the various precursors.

现在，一个项目已经开始进行评估的温度依赖性的溶解度的不同前体。

HPP-CFC, detected first at early somite stages (E8. 25) in mouse yolk sac and ES cells-derived EBs, is the earliest multipotential hematopoietic precursors that can be cultured in vitro in the absence of stromal cells.

小鼠胚胎干细胞体外分化形成的拟胚体细胞可在照射的免疫缺陷型SCID小鼠体内诱导较低水平的髓系和淋系细胞，但在照射的正常小鼠体内无法形成脾结节。

Rare earth luminescence materials of alkaline earth stannates have also been prepared via thermal decomposition of hydroxo stannate precursors.

利用某些新型带羟基的碱土锡酸盐作为前驱体，固相反应合成掺稀土的锡酸盐发光材料。

Ms Nicholson shows us these people again, not as comic cartoons but as spirited and stoical precursors of modern feminism.

女作者再次向我们展示了这些人的生活。她们不是卡通里的滑稽小丑，而是现代女性主义英勇无畏、淡泊名利的先驱。

The main metabolic pathway used in the production of ALA is C4 pathway with glycine and succinate as precursors.

基于生物体内四碳途径的微生物生产法是合成ALA的新技术。

Project Background and Conditions: The company started research new chemical products in 1998. After two years of efforts, a series of pharmaceutical intermediate sulfathiazole leave instructions, including : 3- methyl sulfathiazole leave instructions, 2- sulfathiazole leave instructions ethanoic acid, 2- acetyl sulfathiazole leave instructions, 2-thiofuran amino ethane ,2-thiofuran acetic, 3,4,5- tighter nitrobenzene have been successfully developed. 2-thiofuran amino ethane are the precursors raw materials of series antibiotic analgesic.

二、项目建设背景及条件：1998年公司开始研究开发高新精细化工产品，经过两年的努力，已成功研制出噻吩系列医药中间体，包括：3-甲基噻吩、2-噻吩乙酸、2-乙酰噻吩、2-噻吩乙胺、2-噻吩乙醇、3，4，5-三氯硝基苯等。2-噻吩乙胺系列噻吩产品使用于血小板及血栓有关的心脏血管病及消炎镇痛等如氯吡格雷、兴孢噻吩钠、兴孢西丁、噻吩洛酸等十几种新药的前体原料，是国家政策鼓励发展和有自主知识产权的项目。

During the preparatory periods of the Haicheng earthquake and Tangshah earthquake, the occurrences of the stronger earthquakes in the precursory field were related to the moon's phase, the M_L≥4.5 earthquakes of the near-focus field in the trend precursory periods and the M_L≥4.0 earthquakes of the whole precursory field in the periods of the fast-changing precursors tended to occur around syzygy or quarter.

海城和唐山地震的孕震期间，前兆异常区域内的较强地震趋于发生在朔望和上下弦，海城和唐山地震的主序列以及前兆异常区域内1900年以来发生的六级以上强震与月相也存在类似的相关。这些关系可以在地震预报中作参考。

Here we report that the secreted protein Slit repels neuronal precursors migrating from the anterior subventricular zone in the telencephalon to the olfactory bulb.

在此，我们讲述分泌蛋白裂将自前脑胞室管膜前下区移出的神经元前体细胞，排斥到嗅球。

Plunder melds and run with this jewel!

掠夺melds和运行与此宝石！

My dream is to be a crazy growing tree and extend at the edge between the city and the forest.

此刻，也许正是在通往天国的路上，我体验着这白色的晕旋。