The active areas of pesticide chemistry are considered to be botanical pesticides, pro-pesticides, chiral pesticides and intensive search of novel bio-active structures.
近年农药研究比较活跃的领域有天然农药、原农药、手性农药等。
These active structures are surface deformation with different property formed in the different place of fold during the development of Dushanzi anticline since the period of neotectonic movement.
这些表层构造有着不同性质的地表变形，是多次古地震活动的反映。
The idea of active patterns is to enable you to use the pattern matching syntax with other data structures.
活动模式的思想就是让你能把模式匹配语法用于其他数据结构。
But active patterns are not exclusively for working with tree like structures.
但是活动模式不仅仅用于树形结构。
The domain is governed by two security structures: The user registry, such as LDAP, Lotus Domino, or Microsoft Active Directory, and a master authorization policy database.
这个域由两个安全结构主导：用户注册表（比如LDAP、LotusDomino或MicrosoftActiveDirectory）和一个授权策略数据库。
The method can monitor dynamically data of backend corporate database and manage them , relying on the technology of active rule, then structures an active database management system.
主动机制数据库动态监视后台数据库中的数据状态的变化，通过主动机制对这些数据进行管理，形成主动数据库管理系统。
Active noise control technology has recently been used to increase the sound transmission loss of double wall structures.
噪声主动控制技术目前已用增加双隔板结构对声音进行衰减。
The compounds that may coexist or have close related structures should be distinguished from the active ingredient.
应能与可能共存的物质或结构相似化合物区分。
Seismic influence coefficients of structures with active variable stiffness (AVS) systems, corresponding to two different control laws, are compared and analyzed.
对两种不同控制律下变刚度半主动控制结构的地震影响系数进行了比较和分析。
The active voice and passive voice have different sentence structures, active voice in the discourse in the selection or choosing the passive voice will inevitably bring different results.
主动语态和被动语态具有不同的句式结构，在语篇中选择主动语态还是选择被动语态必然会带来不同的结果。
Each segment has a distinctive difference of its own in fault geometry, associated structures, active age and the sedimentation control etc.
各分段断层的结构、形态、伴生构造、活动时间及对沉积作用的控制等都存在较明显差异。
Marine Meso-Paleozoic structures in the region have undergone three evolution stages of Pre-Yangzi Plate, stable platform and West Pacific active continental margin.
江苏下扬子区的海相中—古生界构造演化经历了前扬子板块、稳定地台和西太平洋活动陆缘等三大阶段。
Aimed at the characteristic of bigger error existed in active vibration control model of frame structures, experimental modes data are usually used to modify calculating model.
针对框架结构振动主动控制模型误差较大的特点，通常采用试验模态数据来修正计算模型。
Earthquake disaster and their secondary disaster do enormous economic losses and casualties to human beings, and seismic design of building structures is an active measure.
地震灾害以及地震次生灾害给人类带来巨大的经济损失和人员伤亡，对建筑结构进行抗震设计是一种积极有效的方法。
It is necessary to optimize the designed structures for reducing control energy, however, traditional optimization algorithms are not satisfied for vibration active control system.
为减少控制系统所需能量，有必要对结构进行优化设计，而传统的优化方法对于振动主动控制系统的优化不太适合。
On the basis of orthorhombic techniques, a computational decoupling method which can be used in the active control analysis of unrestricted elastic structures is brought forward in this paper.
在正交化技术的基础上，本文提出了一种适合于无约束弹性结构主动控制分析的计算解耦方法。
The robot has link structures of whole active wheels with motor and transmission mechanism built in it, which includes six driving arm links and a body frame.
机器人采用内置电动机及传动机构的全主动轮杆式结构，包括六只驱动臂杆和机架杆。
The paper puts forward a method of coupling active control for the large flexible space structures (LFSS).
本文针对大型柔性空间结构（LFSS）的主动控制问题，提出耦合主动控制的方法。
In this paper, a new intelligent active member was designed and manufactured, which can sense its location and force to adaptively control and improve performance of deployable structures.
本文为自适应调节和改善可展结构动力学性能，研制了一种具有传感和作动双重功能的智能主动构件。
Moreover, the functional structures of active process control based on the PDM platform are proposed.
最后提出了基于产品数据管理平台的主动式过程控制功能结构。
Because of their low molecular weights, simple structures and clear mechanism, CMTIs are used as tools for the study of the structure-function relationships of active proteins and their mechanism.
CMTI的成员分子量小、结构简单、作用机制清楚，是研究活性蛋白质分子结构与功能关系及作用机制的良好工具。
Optimal placement of active members for vibration active control of intelligent space truss structures via Genetic Algorithms is discussed in the paper.
本文讨论采用遗传算法研究智能桁架结构主动构件的优化配置问题。
The studies of the wavelet structures of the molecular excitations with the high intense laser are very active in the strong laser field physics.
利用强激光场电离和离解分子来研究分子激发态的波包结构是强场物理的重要研究方向。
The research is concentrated on the modeling analysis and active vibration control for piezoelectric flexible structures in this dissertation.
本文以压电智能柔性结构为研究对象，对其模型的建立以及振动主动控制问题进行了全面而系统的研究；
The composition of the intelligent active member and its operating mechanism are presented for aerospace adaptive-deployable structures.
研制了一种用于自适应可展结构的新型智能主动构件。
Active vibration control for piezoelectric intelligent structures is an important task in the field of engineering structural research.
随机压电智能结构振动主动控制是目前结构动力设计与控制研究领域中的一个重要的崭新课题。
The surface active properties of the sulfated alkanolamides were determined thoroughly and the relationship between chemical structures and properties were investigated.
测定了文题化合物的克拉夫特点、钙皂分散力、发泡力以及去污力等表面活性，研究了它们的结构与表面活性之间的关系。
Reasonable models can be useful to quantitative analysis of the structures and define the timing and active ratio.
合理的模型选取有助于对构造进行定量化分析，确定构造形成时间与活动速率。
The fractures are comparatively developed in Haian depression. They formed and were active in varied periods, controlling the trap of structures, the lateral and longitudinal migration of oil-gas.
海安凹陷断裂较发育，断裂形成、活动的时期不同，对构造圈闭、油气侧向及纵向上运移起控制作用。
Numerical analysis and active control of underwater structural acoustic radiation and transmission are very important for achieving quiet submerged structures.
水下结构声辐射和声传输的数值分析和主动控制研究，具有重要的理论意义和应用前景。
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