查询词典 functional key

At present, semiparametric model, functional coefficient model and quantile regression are key issues in the field of regression analysis, they have been applied widely in multi-variable data analysis, economics and finance.

半参数模型、变系数模型和分位数模型是当今回归分析中研究的热点问题，在实际问题尤其是在多变量数据分析、经济学、金融学中有着广泛的应用。

Cyanate ester resins are considered as the most competitive resin for developing structural and functional materials with high performance in the 21st century, however, the high curing temperature and thus inducing poor property stability become the key problem retarding its application in a large scale.

氰酸酯树脂被公认为是，"21世纪制备高性能结构／功能材料最具竞争力的树脂品种"，但是高固化温度以及由此带来的固化物性能稳定性差的问题成为制约CE应用的瓶颈。

Based on wake features and operational principle of wake homing torpedo , this paper introduces some methods of soft kill , hard kill and non-kill ,such as gas generator , magnetic wake , torpedo net defense , depth bomb , anti-torpedo torpedo , stealth , and evasive maneuver. We summarizes three key points in the defense against wake homing torpedo , including high perfo口nance torpedo alarm system , rapid response acoustic countermeasure system , and multi-functional acoustic countermeasure device , to provide approaches to effectively countering wake homing torpedo.

该文基于尾流特征及尾流自导鱼雷工作原理介绍了用于对抗尾流自导鱼雷的气幕弹、磁尾流、拖网、深水炸弹和反鱼雷鱼雷等几种软杀伤和硬杀伤方法以及隐身技术和机动规避等非杀伤方法总结了舰船对抗鱼雷攻击3 个的关键环节包括高性能鱼雷报警系统、快速反应的水声对抗系统和多功能的水声对抗设施旨在为有效防御尾流自导鱼雷提供思路。

From the model, functional relationship between kinematics reliability of tool tip and every error resources was got; the contribution of each error component to the kinematics accuracy of the mechanism was analyzed and the key of all error resources was confirmed.

应用误差模型能够得出末端执行器位姿误差和各个误差源之间的显式映射关系，定量地分析各个误差源对机构运动精度的影响程度，从而确定机构中影响其运动精度的关键环节。

A research platform was constructed for gene cloning and functional analysis in Eupatorium adenophorum in this study to provide a theoretical basis for the all-sided control of this malignant weed through the research in metabolic pathway related to allelochemical. By the study, we try to find out the coding gene of key enzyme which is related with the metabolism of allelochemical and clone some novel genes which can be used in agricultural production.

针对紫茎泽兰基因的克隆和功能分析建立了研究平台，通过开展紫茎泽兰的化感相关的代谢途径的研究，为这种恶性杂草的综合治理提供理论依据，以期能够找到调控化感物质代谢的关键酶的编码基因，发掘一些能够为农业生产所利用的新基因。

The key to overcome what's called functional fixedness.

就像图片上那样，重点是克服"功能固着"。

BACKGROUND: The choline acetyltransferase is the key synthetic enzyme for acetylcholine, and is the important symbol of the functional activity of the cholinergic system.

背景：胆碱乙酰化转移酶是乙酰胆碱合成的关键酶，是胆碱能神经系统功能活动的重要标志。

In the form of mathematical logic and related branches, functional predicate or function symbol is applied to an object key and generate another object entry logic symbols.

在形式逻辑和相关的数学分支中，泛函谓词或函数符号是应用于一个对象项而生成另一个对象项的逻辑符号。

From their detection in various human cancers to the demonstration of their key functional roles during malignant transformation, invasion and metastasis, the SIBLINGs are proteins with potential as diagnostic and prognostic tools, as well as new therapeutic targets.

从在不同的人类癌症中检测到到它们在恶性转化，侵袭，转移中关键作用的实证， SIBLINGs 有作为诊断和预后的工具蛋白及作为新的治疗靶点蛋白的潜能。

Then it describes the systems business structure model design, functional model design, database design, operation environment design and how to realize the whole system (including system norms, the generic technology and the key point method) based on these designs.

然后描述了系统的业务架构模型设计、功能模型设计、数据库设计和运行环境设计，以及在设计的基础是如何实现的整个系统(包括系统实现规范，系统通用技术以及关键点的实现方法)。

By the time of its fall, most of the prisoners were writers who had written against the corruptions of the government.

到它被攻陷的时候，里面多数的犯人是写了反对政府贪污文章的作家。

The most obvious variation to ovum morphological character was that the color was changed from light green to sepiaceous in embryonic development, and all the ovums were almost hatched after 96h.

在胚胎发育过程中卵的形态特征最明显的变化是颜色从淡绿到深褐色，卵在发育96h后卵基本全部孵化。