查询词典 induction

From optical BINOL, the chiral phosphoryl azide compound was prepared. Its application as chiral auxiliaries in the stereoselective ring-opening of meso-epoxides was examined. No obvious asymmetric induction, however, was observed.

从光学活性的联二萘酚出发合成得到了手性磷叠氮化合物，并将其应用于环氧化合物的不对称开环反应中，考察了它作为手性辅助剂在该反应中的不对称诱导效果。

The induction of acylamide group can enhance the stereoselectivity of photochemistry and be used in other chemistry fields.

通过在二苯甲酮上引入酰胺羧酸类活性基团，不仅可以作为光化学前体用于提高光反应的立体选择性，而且还可直接应用于其他化学领域。

The double factors analysis of variance has showed that the mechanism of induction action of C60 liposomes to HSV-1F strain gC belongs to photodynamics effects,and which is the main mechanism.

双因素方差分析表明，C60脂质体对HSV-1F株gC的诱导是光敏动力学机制在起作用。

The principles of the mechanism, electromagnetic induction photology , CCD visual sense, ultrasound, arc sensor, application and development are described in a systematical and an all-round way in this paper.

本文系统地、全面地论述了用于电弧焊接跟踪的机械、电磁感应、光学、CCD视觉、超声、电弧传感器的原理、应用及其发展。

Appropriate prolonging of the time under light increased the shoot induction rate,and the appropriate photoperiod was 16h per day.

适当延长光照时间可提高丛生芽的存活率，合适的光照时间为16 h/d。

Taking the Chinese films development course of time as the longitudinal axle, this essay discuss the characteristics and varieties of the photoplay view and its creation practice of Chinese Films in different age. The discussion focused on the characteristics and development countermeasure of photoplay view and its creation practice of Chinese films in new age by analyzing the classic cases. This essay used such methors like historical materials arrangement, induction and comparison during the discussion. Thus conclusions are drawn as follows: In order to guide the Chinese films towards the world, we must carry forward national films vigorously. So the traditional photoplay views, which pay attention to audiences and meeting the aesthetic habits and appreciating ways, should not be abandoned.

本文运用史料整理、归纳、比较等方法，以时间上的电影发展历程为纵轴，探讨不同时期中国电影影戏观及其创作实践的特点及变化，重点通过经典案例探讨新时期中国电影影戏观创作实践的特点与发展对策，从而得出以下结论：要让中国电影走向世界，必须弘扬民族电影，因而重视观众、适应中国观众审美习惯与欣赏方式的传统影戏观在电影实践中仍不能丢弃。

Besides, the mechanisms of different induction were discussed, and the method combined heterotrophic and phototrophic culture was proposed to enhance astaxanthin production by C. zofingiensis.

文章对不同诱导条件下虾青素的合成机理以及利用异养自养相结合的方法提高虾青素产量的可能性进行了讨论。

The result indicated that interaction of phytohormone and medium integrants had effect on callus induction of maize immature embryos.

结论］植物激素与培养基成分的相互作用对玉米幼胚愈伤组织的诱导也有影响。

With available research results of semeiology theory go into signs pictogram, made a induction and classification of theory based on semeiology.

本文的研究试图通过对导向图示的研究背景及发展历史的梳理，对意义传达的图形表达方式做了一番介绍性的探究；运用"符号学"理论的研究办法，将国内外现有研究成果引入导向图示的研究，对其做了一次基于符号学理论的归纳和分类。

PIKA adjuvant may directly enhance immune responses via the induction of cytokine secretion, activation and proliferation of B and NK cells.

PIKA佐剂体内外直接通过诱导细胞因子的产生，B细胞和NK细胞的活化和增殖，而促进免疫应答反应。

We have no common name for a mime of Sophron or Xenarchus and a Socratic Conversation; and we should still be without one even if the imitation in the two instances were in trimeters or elegiacs or some other kind of verse--though it is the way with people to tack on 'poet' to the name of a metre, and talk of elegiac-poets and epic-poets, thinking that they call them poets not by reason of the imitative nature of their work, but indiscriminately by reason of the metre they write in.

索夫农 、森那库斯和苏格拉底式的对话采用的模仿没有一个公共的名称；三音步诗、挽歌体或其他类型的诗的模仿也没有——人们把&诗人&这一名词和格律名称结合到一起，称之为挽歌体诗人或者史诗诗人，他们被称为诗人，似乎只是因为遵守格律写作，而非他们作品的模仿本质。

The relationship between communicative competence and grammar teaching should be that of the ends and the means.

交际能力和语法的关系应该是目标与途径的关系。