查询词典 preventive injection

It becomes more and more popular to use small-diameter tube for downhole chemical injection operation in oil and gas wells.

油气井采用小直径管进行井下注剂注液作业工艺越来越普遍，而国内现有的小直径管不太适合于现场应用。

West Air Group's asset quality led to the injection unit has not staged the "sky-line" limit for the trend, the four consecutive trading day price fluctuations, the amplitude of the stock to resume trading on the same day throughout the day reached 35.55 percent.

西航集团的资产质量导致注射装置并没有发动&天行&的趋势极限，连续四个交易日的价格波动，股票的振幅恢复同一天在整个交易日达到百分之35.55 。

The surface roughness of the SL mold plate does not change dramatically with the increase of the demolding times. As to the defects of injection molded parts, there exists weld line, flow mark and solid skin.

对於SL模具中的高分子材料流动及缺陷生成特性研究，设计了基本的长直平板状流路，以实际射出充填来实验模拟各种条件下平板流路内的材料流动状况。

Results: After six-week intrathecal injection, cerebrospinal fluid recovered to normal, symptoms and signs of patients were improved obviously.

结果：鞘内给药6周后脑脊液基本恢复正常，患者症状与体征均显著好转。

Injection and speaks six-master, two quality control engineer.

注塑、操机师傅6名，品管工程师2名。

This paper presents the research results of an unmodified single-cylinder direct injection diesel engine operating on F-T diesel fuel.

研究分析了未作改动的单缸直喷式柴油机燃用F—T柴油时的燃烧和排放特性。

Silicate cotton in injection process to join the international universal binder, after curing room hot air through stereotypes, computer controlled cut-type silicate sheet.

概要说明：硅酸铝棉在喷吹过程中加入国际通用的粘结剂，经固化室热风穿透定型，电子计算机控制切割成型的硅酸铝板材。

A probability calculation formula used for the cavity dimension of injection mold is derived on the basis of analysing the variation rule of plastic shrinkage rate, and a quantitative relation among the variation of plastic shrinkage rate, plastics dimension tole-rance, manufacturing tolerance and wear allowance is discussed.

文摘：在分析塑料收缩率波动规律的基础上，导出了注塑模成型零件工作尺寸的概率计算公式，讨论了塑料收缩率波动范围、塑件尺寸公差、制造公差以及修模裕磨量之间的关系。

The contrastive experimental of spiral atomizer which equiped injection type ejector, and the high speed photographic apparatus shot atomization effect picture of these two kinds of different structure atomizer were studied.

对螺旋雾化器加装引射式喷射器前后的雾化效果进行了对比实验研究，并利用高速摄影仪拍得了加装前后雾化效果的照片。

Our science and technology as guide, the integrated use of modern management, manufacturing technology, enterprise personnel, technology and management three elements, related logistics, information flow, capital flow and optimize the operation of integration, the realization of high-quality low-cost, short-cycle production mode and win a broad market, our company an annual output of 800,000 sets of motorcycle instruments, automobiles, motorcycles 300,000 sets of water tanks, precision stainless steel stampings cloth processing, product processing and production of injection molding, mold their own development, product design to high-quality, reliable, and beautiful by the manufacturer and customer.

我公司以科技为先导，综合运用现代的管理，制造技术等，将企业的人员、技术和管理三要素，相关的物流、信息流、资金流集成并优化运行，实现高质量低成本，短周期的生产模式，赢得了广阔的市场，我公司年产摩托车仪表80万套，汽车、摩托车水箱30万套，精密布锈钢冲压件加工，注塑产品加工生产，模具自行开发，产品自行设计，以优质、可靠、美观受到了生产厂家及顾客的交口称赞。

Nowadays, most of research are to build a transmutative Petri Nets through adding controlling place sets, controlling arc sets and controlling policy to the basic Petri Nets, while the Controlled Petri Nets could be used to argue many controlling theory problems conveniently and to induce many logically and physically supervisory and solve the Event Feedback Controlling Problems and State Feedback Controlling Problem in DEDS supervisory theory.

目前大多数的研究表现为在变形后的受控Petri网基础上，利用各种方法求得各种逻辑型、结构型控制器，解决DEDS监控理论中的事件反馈控制问题与状态反馈控制问题。

On one hand, there are discussions with the works council and union about extension of short time working up to the end of September.

一方面，有讨论，工程理事会和联盟关于延长工作时间短至9月底。