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precursor相关的网络例句

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与 precursor 相关的网络例句 [注:此内容来源于网络,仅供参考]

Reaction of NaOAr, SmCl_3 and aryloxo-functional N-heterocyclic carbene precursor [HO-4, 6-di-~tBu-C_6H_2-2-CH_2{CHMe}]Cl in 4:1:1 molar ratio in THF in one-pot hadnt afforded an anionic phenoxide complex of samarium (5) supported by a bridged bisphenoxo through the cleavage of aryloxo-functional N-heterocyclic carbenes.

4将NaOAr、SmCl_3和[HO-4,6-di-~tBu-C_6H_2-2-CH_2{CHMe}]Cl以4∶1∶1摩尔比,采用一锅煮的方法,希望得到芳氧基功能化的氮杂环卡宾稀土芳氧配合物没有取得成功,而是得到了断裂的产物O-4,6-di-~tBu-C_6H_2-2-[CH{NNMe}[(O-4,6-di-~tBu-C_6H_2)_2CH_2][O-2,4-di-~tBu-C_6H_3]Sm(5)。

Diphenyl carbonate is an important carbonic ester, an important precursor for the synthesis of polycarbonate without using phosgene.

碳酸二苯酯是一种重要的有机碳酸酯,是非光气法合成聚碳酸酯的关键原料。

Of all tested plant growth substances, IBA, BA and ABA can promote the development of litchi pistil, while GA has no obvious influence on litchi pistillate and staminate development, putrescine precursor—arginine is helpful to staminate development.

在所试的植物生长物质中,IBA、BA和ABA对荔枝的雌蕊发育具有促进效应;GA对雌雄蕊的发育没有显著影响。腐胺的前体—精氨酸有利于雄蕊的发育。

Therefore, coal tar pitch modified with 4-MB was qualified to be an excellent carbon precursor.

因此,改性后的煤沥青有望作为优质的炭材料基体前驱体。

The precursor or stem cell of a plasma cell.

随意安排的、漫无目的计划是不起作用的。

The precursor or stem cell of a plasma cell .

成浆细胞浆细胞的前体细胞或干细胞。。

Instead of traditional readings, the class studied the following precedents as a precursor to their work.

在研究学生作品前应先研究下列的先例,而非传统的阅读资料。

Al and SiC powders were chosen as active filler and inert filler, respectively, for the fabrication of preceramic-derived multi-phased ceramics, using polycarbosilane as preceramic precursor.

采用微米级Al粉作为活性填料, SiC微粉作为惰性填料,聚碳硅烷作为陶瓷前驱体制备SiC基复相陶瓷。

Al and SiC powders were chosen as active filler and inert filler,respectively,for the fab- rication of preceramic-derived multi-phased ceramics,using polycarbosilane as preceramic precursor.

采用微米级Al粉作为活性填料,SiC微粉作为惰性填料,聚碳硅烷作为陶瓷前驱体制备SiC基复相陶瓷。

Unfortunately, this is a precursor of worse things to come.

不幸的是,这些还只是即将来临的更糟糕的情况的前奏。

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推荐网络例句

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%。

However, to get a true quote, you will need to provide detailed personal and financial information.

然而,要让一个真正的引用,你需要提供详细的个人和财务信息。