查询词典 stump extractor

Fully fitted kitchen including granite worktop, extractor fan unit, built-in oven and hob.

充分配备厨房，包括花岗岩worktop ，萃取范单位，内置在烤箱和滚刀。

A large number of oil extractor are used in oil field,because of all these equipment's electromotor running efficien cy is very low,a great deal of electricity energy is wasted.

油田采油设备使用大量的游梁式抽油机，由于抽油机电机的运行效率很低，浪费了大量的电能，目前也采用了许多电机节能技术，但效果均不佳。

Especially in the°new product, the box chain by grain and oil extractor Institute as a "second prize of science and technology", is also National Science and Technology, Ministry of Commerce, State Administration of Quality Supervision, Inspection and Quarantine, State Environmental Protection Total Board 4 Board identified as "National Key New Product."

特别是在迈安德的新产品中，箱链式浸出器被粮油学会评为&科学技术二等奖&，还被国家科技部、商务部、国家质量监督检验检疫总局、国家环境保护总局等四部局认定为&国家重点新产品&。

This product is a kind of advanced oil extractor,which is extended by China Petroleum Natural Gas Stock CO.,Ltd.has been adopted by DaPING,Shengli,Liaohe and Jilin Oil Field.

是中国石油天然气股份有限公司推广的新型抽油机，已被大庆、胜利、辽河、吉林油田采用。

With the development of computer and automatic control technology as well as the increasing of labor force, lots of unattended equipments have been used widely in industry, agriculture, environment and national defense domain, such as fixed transformer substation, floating transformer substation, oil extractor, generator set of diesel engine, hydrographic monitoring equipment and so on.

随着计算机技术和自动控制技术的发展，以及劳动力成本的不断提高，在工农业生产、环境监视及国防领域有大量的设备采用无人值守方式运行，如固定变电站、移动变电站、抽油机、柴油机发电机组、水文监测设备等，保证这些无人值守设备的安全、正常运行对国民经济建设具有重要意义。

The latest developed 110 KV oil-immersed power transformers and 35 KV and below epoxy resin dry-type transformer and magnetic levitation linear oil extractor have the first-class technology in China.

最新研制出的具有独立知识产权的110千伏级油浸式电力变压器及35千伏级及以下环氧树脂干式变压器、磁悬浮式直线抽油机等产品技术水平居国内一流。

Pulled by steel rope,the extractor pumps oil in discarding wells and low producing wells.

这些捞油设备采用电力、机械或液压传动方式，通过钢丝绳来驱动捞油抽子，进行捞油作业。

It is impossible to establish one method to applying for all of pesticides and samples, so different methods are introduced to analysis different categories of pesticides, according to different physico-chemical properties.11 Organochlorine Pesticides are detected by GC-ECD and extracted with 50ml acetone and 100ml petroleum aether in Solxhlet's extractor clean-up with oil of vitriol.

农药种类繁多，结构各异，建立一种方法适用于所有农药和样品难度极大，本文将常用农药按分子结构分为四类分别建立检测方法：采用索氏提取器，丙酮/石油醚(50：100，V：V)混合溶剂提取、磺化法净化、GC-ECD检测研究了11种有机氯农药在蔬菜、水果、粮食中残留，结果显示11中有机氯农药在五种样品上的5次重复平均回收率，从添加0.005到2.000mg/kg的回收率范围为92.4%—103.7%，平均回收率大于80%，变异系数范围在1.16—9.16%之间。

Results the rate of cases being applied with vacuum extractor was 11.5 % in our hospital during the years, most of which were primiparae.

结论胎头吸引术在临床上仍然是一种方便，简单易行，安全的助产方法，特别在基层医院。

Mounting fans in series in closed adit and using two fans as air extractor and one fan for pressing air,the difficult problem of ventilation in long single entry was well-solved,the blasting smoke in working face were removed effectively and the density of dust lowered.

用密闭硐室串联风机，采用两抽一压混合式通风较好地解决了长距离独头巷道通风难题，有效地排除了工作面炮烟，降低了粉尘浓度，获得了满意的效果。

The work of this paper is as follows: 1. Looking back the progressing history of the linear motor, introducing the features of the elevator driven by linear induction motor, radicating the topic of this paper "the digital frequency variable control of the elevator bi-side direct driven by linear induction motor". The research of this paper covers the conventional VVVF control, space vector based VVVF control, vector control and DTC.

本文主要开展了以下几个方面的工作： 1 回顾了直线电机发展历史，电机的驱动技术演变，特别是针对直线电机的驱动，简要介绍了直线感应电机驱动电梯的优点和不同结构类型，对传统的v／f控制，基于空间矢量法的v／f控制，矢量控制，和基于电压空间矢量的直接转矩控制进行了比较，确立了本课题的研究主题：直线感应电机双边直推式驱动电梯的全数字变频控制。

The article combines with the treatment of a superficial civil air defense work to introduce how the grouting method to improve the performance of the backfill soil.

文章从治理漂浮人防工事的角度提出了注浆技术在改善回填土性质方面的应用，并详细阐述了注浆技术的施工流程。