查询词典 in the abstract

ABSTRACT At the beginning of 1990's, with the voice of emission control in the mediumspeed and heavy duty diesel field gathering up increasingly and the rule upbuilt, the research on applying electronic control injection technique in the medium-speed and heavy duty diesel has been put up in some corporations.

九十年代初，随着中速大功率柴油机领域内排放控制呼声的日益高涨和法规的建立以及在小型高速机上电控技术的成熟发展，一些厂家便开始了电控喷射技术在中速大功率柴油机上的应用研究工作。

ABSTRACT The main defects in net shape casting technology based on rapid prototyping technology are studied systematically in the paper.

本论文对基于快速原型技术的净成形铸造中存在的主要缺陷进行了系统研究。

ABSTRACT Supported by National Natural Science Fund, the research project of gas flow and spray process in the chamber of I. D. I. Engine is studied in detail.

随着计算机技术和相应学科的飞速发展，内燃机工作过程的多维数值模拟技术在内燃机的开发和研究过程中正在发挥着不可替代的作用。

As discussed above, phonemes are abstract sound units stored in the mind, while allophones are the actual pronunciations in speech.

如上文所讨论，音位是抽象的声音单位储存在铭记，而allophones的实际发音的讲话。

Part Ⅰ The Research of Chiral Phosphorus Catalysts in the Enantioselective Borane Reduction of Prochiral Ketones ABSTRACT In this paper, the preparation of varied types of chiral phosphorus ligands and their applications as catalysts in the asymmetric borane reduction of prochiral ketones were investigated.

第一部分对映选择的潜手性酮的硼烷还原反应中手性磷催化剂的研究本文研究了多种不同类型的手性磷配体催化剂的合成及其在酮的不对称硼烷还原反应中的应用。

Abstract〕in network environments,information services and core works of university libraries have alternated,while the cataloging of university libraries has changed,which characterizes the socialization of cataloging service,diversification of cataloging objects,and normalization and standardization of cataloging data.catalogers have to perform their new roles such as quality control for cataloging data,cataloging of non-book resources, and building special databases.in order to adapt to the new demand in the library's cataloging,catalogers should transform their roles,improve their special quality,and be active in innovation.

摘 要〕网络环境下，高校图书馆信息服务功能和核心业务的发生转变，编目工作也向编目服务的社会化、编目对象的多元化和编目数据的规范化和标准化等方向发展。编目人员的职能转向书目数据的质量控制、非书资源的编目、特色数据库的建设与信息服务等新的领域。编目人员必须调整专业知识结构，提高业务水平，才能适应网络环境下编目工作的要求。

ABSTRACT Objective To investigate the prevalence and location of qnrA gene in clinical isolates of Enterobacter cloacae and its function in the development of quinolone resistance.

目的 了解深圳地区阴沟肠杆菌中qnrA基因的流行情况、基因定位及其介导喹诺酮耐药性产生的机制。

ABSTRACT Objective To investigate the prevalence and location of qnrA gene in clinical isolates of Enterobacter cloacae and its function in the development of quinolone resistance. Method Forty?

目的 了解深圳地区阴沟肠杆菌中qnrA基因的流行情况、基因定位及其介导喹诺酮耐药性产生的机制。

The total number of sewage bacteria and coliforms in the determination of Abstract: In this experiment, by measuring the number of total bacteria and coliforms, to deal with before and after treatment of domestic wastewater for bacteriological testing.

生活污水中细菌总数和大肠菌群的测定摘要本实验通过测定细菌总数和大肠菌群数，对处理前、处理中和处理后的生活污水进行细菌检测。

Many terms commonly used by abstract or constructivist artists can be found amongst the titles of works in this exhibition. One can easily think of them as transitions between energy and material, or the visible and invisible, or a kind of musical eurhythmy that manifests a structure hidden in the movements.

从这一次的展出作品的命名辞汇中，依然有许多来自抽象和构成艺术家的惯用语词，极容易令人想像的是一种能量和物质、可见与不可见的转换现象，一种隐藏在行动中的结构，一种音乐性的律动。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐