卤原子作为炔烃三键活化基团和定位基，炔烃三键发生亲电加成反应；
This type of reaction has signicant advantages, the alkyne proceeds the coupling reaction with the halogen atom as the leaving group.
在研究单基阵被动声定位技术的基础上，提出了基于双基阵的被动声定位基本原理和方法，并对高炮弹丸炸点的被动声定位进行了仿真实验。
The results of simulation show that the accuracy of passive acoustic locating system based on dual arrays for shell burst of antiaircraft gun is improved, and can also be .
实现一个可靠的服务注册产品，并将其定位成支撑基设的标准部分。
Implement a reliable service registry product and position it as a standard part of the supporting infrastructure.
寻找市场突破口，这将有助于你定位你的利基群体。
Look for holes in the market that will help you define your niche.
让我们看看个别大企业是如何定位其利基的。
Just look at the way big businesses individually target their niche.
许多成功的营销佳话都源自定位精良的利基。
Most successful marketing tales begin and end with a well-plumbed niche.
我必须好好看管基耶利尼，尤其是定位球上。
I'll have to keep a close eye on Chiellini, especially at set-pieces.
文中叙述了定位解算数学模型、主要误差源、水下基阵校准及姿态修正方法。
The mathematical model for location, the main error sources, the calibration method for underwater array and the way to correct the state of the underwater array are discussed.
现代声纳系统普遍采用水听器基阵和一定的信号处理来提高对目标的检测和定位能力，而基阵的波束形成则在其中起着核心作用。
Modern sonar systems generally use hydrophone arrays and advanced signal processing techniques to improve their detection and localization abilities, and beam forming plays an important role.
论文重点研究了完善绩效管理体系的办法，明确考核的定位、建立了主基二元法考核模型。
This article places its emphasis on the ways to improve the performance management system, and make clear the orientation of assessment and build up the assess model by major-basic two elements study.
现代声呐系统普遍采用水听器基阵和先进的信号处理手段来提高对潜艇的检测和定位能力，而基阵的波束形成则在其中起到了核心作用。
Modern sonar systems generally use hydrophone arrays and advanced signal processing techniques to improve their detection and localization abilities, whereas beamforming plays an important role.
差分gps水下立体定位系统包括GPS差分基准站、GPS浮标、水下收发机、船基控制中心四部分。
Underwater GPS positioning system includes four parts which are GPS differential reference station, GPS buoy subsystem, underwater pinger, ship-based data processing and control center.
将水下电视技术和多阵元基阵的短基线水声定位技术相结合，解决了传统水声定位精度低的问题。
The combination of video technology with the short baseline acoustic positioning technology based on multi-array-elements base overcame the low precision of the conventional acoustic positioning.
大肠杆菌中外源蛋白可定位于胞内、周质或胞外培养基中。
Heterologous proteins could be expressed directly in the cytoplasm, secreted into the periplasmic space or extracellular medium.
根据声测被动定位对声学基阵提出的要求，给出了当基阵尺寸较小的情况下，影响声测被动定位精度的关键因素。
Aiming at improving the precision of acoustic passive localization by small size array, we first derived eqs. 1 through 3 to describe the relation between time delay and target location.
介绍了基床悬吊刮道GPS定位整平工艺在长江口深水航道治理工程中的应用情况，着重介绍了工作原理、施工准备、施工步骤、技术要求和特殊情况下的施工问题。
The paper introduces the bed leveling technique with underwater rail suspended on barge and positioned by GPS in deep water channel regulation works at estuary of Yangtze River.
该系统的主要组件，包括一个具有表面空气动力控制的尾段，一个(身体)稳流边条套件，以及组合惯性导引系统和GPS全球定位导引控制基件。
The key components of the system consist of a tail section with aerodynamic control surfaces, a (body) strake kit, and a combined inertial guidance system and GPS guidance control unit.
催化通用的二萜类前体香叶基香叶基二磷酸产生同向柯巴基二磷酸的II类萜烯合酶也被定位在这个区域内。
The class II terpene synthase producing syn-copalyl diphosphate from the universal diterpenoid precursor geranylgeranyl diphosphate was also mapped to this same region.
编译器假定位域的基类型无符号。
The compiler assumes the base type of the bit field to be unsigned.
该系统包括可定位在一个或多个在体腔内组织中生成的开孔内，如在成襞的人体组织中生成的切口内的一个或多个锚基。
The system includes one or more anchors positionable within one or more openings formed in tissue within the body cavity, such as cutouts formed in plicated body tissue.
PWR燃料组件定位格架用材从镍基合金转变为锆-锡合金颇有经济意义。
The change of spacer grid material from Ni-base alloy to Zircaloy has economical value.
基槽开挖后，船舶定位抛石成基床，用平台式基床抛石整平船将基床整平。
After a foundation trench is excavated, a ship is located by riprapping to form the foundation bed, and the foundation bed is leveled by a platform type foundation bed riprapping leveling ship.
基槽开挖后，船舶定位抛石成基床，用平台式基床抛石整平船将基床整平。
After a foundation trench is excavated, a ship is located by riprapping to form the foundation bed, and the foundation bed is leveled by a platform type foundation bed riprapping leveling ship.
应用推荐