查询词典 precursor

Geller et al.122 proposed that the question of precursor test can be addressed using a Bayesian approach where each failed attempt at prediction lowers the a priori probability for the next attempt.

Geller的文献2提议，关于前兆试验的问题可以采用一种Bayesian方法来处理，即，预测方面的每一次努力的失败将降低对进行下一努力的先验的概率。

In addition, reaction kinetics of thermal decomposition of precursor was determined by thermogravimetry analysis.

研究了包覆过程和焙烧过程的最佳工艺参数，以及通过热重分析研究了前驱体热分解过程的反应动力学，提出了反应动力学模型

Constantly exploring the art of modernist novel, she was not only an advocator of modernist novels, but also a precursor of feminine literature. At the same time, she didnt forget to pay attention to the female spirits and to help women realize their own value.

她在探索和实践现代主义小说艺术的同时，不忘关注女性主义的精神与内心，并在创作实践中不断寻求女性的自我，对女性在社会中的价值提出了自己独到的见解。

There may also be an increase in the velocity of air particles in the blast wave due to precursor action.

由于前驱波的作用，爆震波中的空气粒子速度可能增加。

It is the first reported that adding precursor substances induced the alkaloid production in the callus.

其中前体物质饲喂对平贝母愈伤组织中总生物碱含量的影响研究属创新性工作。

In the paper, the research evolvement of electrocarboxylation from carbon dioxide with olefin, alkyne, and ketones in near decades was summarized, these reactions were convenient ways to synthesize some valuable pharmaceutical precursor and intermediates in organic synthesis.

文章综述了近几十年来二氧化碳与烯烃化合物、炔烃化合物以及酮类化合物的电羰基化反应的研究进展，这些反应是合成一些有价值的药物前驱体或是有机合成中间体的简便方法。

Here we used ferrocene , xylene and argon as the catslyst precursor, carbon source and carrier gas, and used alundum tube as reaction chamber.

以二茂铁、二甲苯、氩气分别为催化剂先驱体、碳源、载气，直径100mm的刚玉管为反应室，石英玻璃为基底，催化热解制备定向碳纳米管。

The precursor was prepared with ammonium zinc phosphate and lithium carbonate as materials via solid state reaction at room temperature.The target product was got after baking the non crystals precursor of the compound.

人们从对有层状结构的磷酸盐性质的研究中获知，大量具有层状结构的磷酸盐化合物能够承受离子交换而且还具有良好的催化性能。

The average liter was 30% higher than original strain during normal fermentation. Using propionate as half precursor instead of 01 precursor, the fermentation titer of Rh 109-2 does not reduce, and the content of MDMA_(1) increases.

正常发酵时，Rh 09－二的发酵水平比出发菌株提高了30％：当采用丙酸盐替代原有的of前体的一半进行补料时，Rh 09－2的发酵单位没有降低，而 MDMA；的含量略有提高，从而降低了发酵成本。

The FT-IR results of the solid state precursor and the pH values of aqueous solution of it were studied to determine the mechanism of the thermal decomposition of organic in the precursor and of the self-combustion process.

通过系统研究固态前驱体水溶液的pH值和固态前驱体的FT-IR结果，对其分解过程进行了，并解释了自燃发生的原因。

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％。