查询词典 selection function

During the autumn of 2006, we investigated seed selection and digest time of Chinese ferret-badger, and discuss the selection effect of this animal.

于2006年秋季在后河保护区调查了鼬獾消化时间及其对枳椇种子的选择，并初步探究了鼬獾对枳椇的种子传播作用。

In this article, guidelines for implant abutment selection will be proposed to help dentists make appropriate decisions. The complications that may occur as a result of inappropriate abutment selection will be discussed to provide a frame of reference for decision making in clinical implant therapy.

在这篇文章中，有一些选择支台的原则会被提出以供牙医师参考，同时也讨论了一些不适当支台选择的状况，以供植体复形的选择考量。

The essential and the key problems in the mould design are given at the same time, the technology requirement in manufacturing of key parts of the mould are also described, and the selection of the sidewall thickness, the decision of the mould cavity number, the selection of injection machine, and the design of the parting plane, the exhaust system, the core-drawing structure and pin gate are stated meanwhile.

指出了它的设计要点以及应该注意的问题，同时简单地介绍了关键部件的工艺要求，阐述了塑件壁厚的选择、模具型腔数目的确定、注射机的选用、模具的分型面、排气系统、浇口的设计。

The design method of plastic strcuture is mainly introduced . The selection of the sidewall thickness, the decision of the mould cavity number, the selection of injection machine, and the designing process of the parting plane, the exhaust system, cool material cave and pin gate are stated. The design structure characteristics of box cover and parting plane with pin gate style, and side core-drawing structure.

重点说明了电器盒的塑件结构的设计包括分析和阐述了电器盒塑件的壁厚选择及工艺特点；针对塑件的工艺特点进行模具的设计包括模具型腔数目的确定，注塑机的选择，模具分型面、冷却系统、浇注系统、分型抽芯机构等的设计过程。

Sand hair goat breeding has a long history, is a long-term specific local ecological environment, natural selection and artificial selection under the influence of the formation of the joint. In l951, as local sand wool fur products on display in Beijing, has aroused attention of the relevant experts and scholars and, through investigation and research in the areas, known as the Zhongwei goat fur. In the early 50 international markets in Europe, some experts have caused surprise and appreciation.

沙毛山羊养殖已有悠久的历史，是长期在当地特定的生态环境中，自然选择和人工选择共同影响下形成的。l951年沙毛裘皮作为地方特产在北京展出时，引起了有关专家学者的注视，并通过在产区调查研究，定名为中卫裘皮山羊。50年代初期在欧洲国际市场出现，也曾引起一些专家的惊奇与赞赏。

The Principal componants analysis shows that the main gene of the red crane to habitat selection is the food, veil water and vegetation, for the white crane, food and veil are the main gene, for the white nape crane, the main gene are food ,water and vegetation, for white head crane are veil water and vegetation, however, food, veil and vegetation are the main gene for the common cranes habitat selection.

对五种鹤的主成分分析表明丹顶鹤对生境选择的主因子为食物因子、隐蔽因子、水因子和植被因子；白鹤对生境选择的主因子为食物因子和隐蔽因子；白枕鹤对生境选择的主因子为食物因子、水因子和植被因子；白头鹤对生境选择的主因子为隐蔽因子、水因子和植被因子；灰鹤对生境选择的主因子为取食适宜性因子、隐蔽因子和植被因子。

The general programs may adopt the method of random selection, for the programs in which the technologies are especially complicated, the professional requirements are especially high or the state have special requirements, and by random selection the experts selected could not fulfill their responsibilities, the bid inviters may directly determine the expert members.

一般项目，可以采取随机抽取的方式；技术特别复杂、专业性要求特别高或者国家有特殊要求的招标项目，采取随机抽取方式确定的专家难以胜任的，可以由招标人直接确定。

In the model solution method's choice, according to the mix integer model's characteristic, the paper proposed to divide the model solution into two parts. The linear segment used the transportation plan method to solve and the mis alignment part used the implicit enumeration to solve. Finally the paper proved the model's feasibility through the example to solve the location-selection for the distribution center and obtained the quite satisfactory the location-selection result.

建立了以区域配送中心总成本最小化为目标的一个混合整数选址模型；在模型求解方法的选择上，根据混合整数模型的特点，提出了将模型的求解分成两个部分：线性部分采用运输规划法求解，非线性部分采用隐枚举法求解；最后通过实例论证了模型对求解配送中心选址问题的可行性并得到了比较满意的选址结果。

The details d are following:1 Try to development social swimming sport, especially primary school and middle school swimming sport, so as to present wide base for talent selection.2 According to the geographical environments and swimming traditional of Vietnam, the key development area of competitive swimming is the following city , northern part of Vietnam:Ha Noi, Hai Phong, Quang Ninh, Thai Binh, Nam Dinh; mid-part of Vietnam:Thanh Hoa, Quang Binh, Da Nang, Binh Dinh; southern part of Vietnam: Ho Chi Minh, Long An, Vinh Long, Ben Tre. So it should establish national key swimming center in the above-mentioned city.3 Vietnamese organization concerning swimming sports should attach more attention to and organize specialist, experience coach to develop applied science research, so as to obtain more greater achievement in talent selection and scientific training.4 It is important for Vietnam to concentrate all of swimming specialist to organize national training committee, which is in charge of researching and establishing training program for every age stage, meanwhile it should direct swimming centers to implement this program.5 In order to promote the quality of swimming coach, national sports bureau and under-water sports association must establish'coach hierarchy system'.6 It is essential to improve the quality of sport team management. Currently, we must set up uniform scientific management goal and task, i.e. to improve the management ability of swimming coach.

相应的发展策略为：1努力发展群众性游泳运动，尤其是在儿童少年的各中小学学校的游泳运动，为科学选材提供更广泛的选材基础。2根据越南的地理环境和各地游泳转统在竞技游泳的重点发展地区的布局应该是在越南北部各省市：河内、海防、广宁、太平、南定，越南中部各省市：清华、广平、蚬港、评定，越南南部各省市：胡志明、龙安、永龙、槟蜘上面的各省市设为全国的重点游泳中心3越南游泳各层组织要重视和有计划地结合全国游泳学者、各项体育学者、有经验教练员开展应用科学研究，使得在选材工作和科学训练工作等获得更高的成效。4越南应集中全国的游泳专家、科学家成立国家训练委员会，负责研究和制定出各年龄组的科学训练大纲，同时指导全国各游泳中心统一使用。5为了能促进教练员更快的提高本身素质，国家体委和水平运动协会尽快制定&教练员等级&制度。6增强、提高运动员队的管理工作质量、目前要立即制定统一的科学管里目标和对教练员明确管理任务既提高教练员的管理能力。

Problems ,such as selection of the corresponding stuff, selection of the surge ponderance in the cavity and the influence of the minishing prism couplers on the mode of the ring laser cavity are discussed.

对采用棱镜耦合器的全反射棱镜式环形激光器的耦合输出特性进行了理论研究，导出了有&楔形&间隙的棱镜耦合器的反射系数和透射系数表达式，给出了反射率和透过率随&楔形&间隙高度变化的理论计算曲线，进而研究了有关材料选取、腔内振荡分量的选取及减小棱镜耦合器对环形激光腔内模式的影响等问题。

Pachomius manual labour was organized as an essential part of the monastic life; and since it is a principle of the monks as distinguished from the mendicants, that the body shall be self-supporting, external work of one sort or another has been an inevitable part of the life ever since.

根据圣pachomius体力劳动组织作为一个重要组成部分寺院生活；以来，这是一个原则的和尚，作为有别于乞丐，该机构应自支撑，对外工作的这种或那种已一个必然的一部分，生活至今。

In order to study the effects of parametrical rolling on the ship movement and tilts, in allusion to ship's navigating in regular following waves, the equation of ship rolling motion is transformed into normal Mathieu equation by proper variable replacement when strong parametrical excitation in restoring moment varied according to sine or cosine wave.

为研究参数横摇对船舶运动和倾覆的影响，通过对船在规则波上随浪航行时，恢复力矩中出现的1个以正余弦规律变化的强参数激励项进行适当的变量置换，将船舶的横摇运动方程转换成标准形式的Mathieu方程。