低压

Adopting double-break structure in low-voltage circuit breaker is going to be a development tendency, for this kind of structure can largely enhance current interrupting performance while it can also minify the volume of circuit breaker.

采用双断点结构的触头系统是低压断路器的发展趋势之一，该结构在大大提高低压断路器开断能力的同时，还可以使断路器体积小型化。

Adopting 2-break structure in low-voltage circuit breaker is going to be a development tendency, for this kind of structure can largely enhance current interrupting performance while it can also minify the size of circuit breaker.

采用双断点结构的触头系统是低压断路器的发展趋势之一，该结构在大大提高低压断路器开断能力的同时，还可以使断路器体积小型化。

The effects of the content of Hexogenand Nitroguanidine on the combustion behavior of nitramine propellant s under low pressure were studied in the closed bomb.

为了研究RDX和硝基胍对硝胺发射药在低压下燃烧性能的影响，对六种RDX/NGu配比不同的硝胺发射药进行低压密闭爆发器静态燃烧实验，获得了在20~60MPa压力范围内硝胺发射药的燃烧试验数据。

A study is undertaken of the climate base state of the northern winter sea level pressure and its climate variability and temporal evolution, indicating that the base state has its high-value region of means quare deviation in the Aleutian low, the northwest part of the Iceland's low and the Siberian high.

研究了近100多年冬季北半球海平面气压场的气候基本态、气候变率的特征及时间演变规律。指出北半球冬季海平面气压基本态的标准差的高值区在北太平洋的阿留申低压区、冰岛低压区的西北部及西伯利亚高压区。

Energy savings can be achieved in this distillation system by running one of the columns at a higher pressure and integrating the condenser of the high-pressure column with the reboiler of the low-pressure column.

它的基本原理是由一个高压塔和一个低压塔来构成一个精馏系统，高压塔的塔顶蒸汽作为低压塔的塔釜供热，以节省能耗。

The thesis thow the removing oxygen optimum way of low pressure boiler throught analysing it s working process, measuned the efficiency of iron filings oxygen remover in different the tempreture and velocity of water by imitating industry oxygen remover .

为此，本文通过对工业低压锅炉运行状况的分析指出了低压锅炉除氧的经济、可行方法；并模拟工业实际，测出了不同温度、流速下铁屑除氧器的除氧效率。

Through the analysis and research of the properties of TiC-base metal ceramics by using vacuum sintering and underpressure sintering technologies, the obvious dominance of the underpressure sintering technology is confirmed, which can increase the compressive strength, hardness and the cutting property of TiC-base metal ceramics.

通过对TiC基金属陶瓷在真空烧结及低压烧结工艺下性能的对比研究，确定了低压烧结在TiC基金属陶瓷烧结工艺中的明显优势。

M3000 withdrawable switchboard of Blokset-M series is a modular, highly reliable new generation of LV switchboard which is developed by Fenglan Company on the basis of imported cutting edge technologies to address the characteristics of the mainstream switch components both inside and outside China, and is designed for the specific situation of China. Their designs are novel and appropriate, their performance reliable, they are easy to use and compatible to all mainstream LV components that can be found in the market place.

概述 Blokset-M系列 M3000型抽屉柜是丰兰公司在吸收国外先进技术的基础上，针对国内外主流开关元器件不同特点开发的适合中国国情的新一代模数化、高可靠性低压开关柜，其结构新颖合理，操作方便，性能可靠，可兼容市场上主流低压元器件。

Through analysis of the actuality and existent questions about low voltage reactive- power compens AT ion controller used traditionally, This paper introduced the working theory of the system based Micro-controller AT 89C52 and canbus, communic AT ion configur AT ion technology of CAN fieldbus and the implement of software and hardware.

在分析传统低压无功补偿控制器现状和存在问题的基础上，提出一种基于单片机 AT 89C52的 CAN 总线实现的低压无功补偿的实施方案。介绍了其工作原理， CAN 总线通讯组态技术，以及系统硬件和软件实施方案。

Modular design for all types of systems protection for winches, thrusters, electrical

以上低压断路器适用于船舶各种低压配电系统的保护，包括绞盘、侧推、电力推进系统、发

Cynanchum Lingtai apricot production in the average weight 65 grams, the brightly-colored fruit, juicy rich, sweet-sour taste, sweet from the nucleolus, when the late Qing Dynasty famous Shaanxi, Gansu provinces, the Qing imperial court Tongzhi tribute for years.

灵台生产的牛心杏平均单果重65克，果实色泽鲜艳，汁多味浓，甜酸适口，离核仁甜，清末时就驰名陕、甘两省，清同治年间曾为朝廷贡品。

Chenopodium album,Solanum nigrum, and Amaranthus retroflexus were very susceptible to the herbicides. Polygonum persicaria and Abutilon theophrasti were relatively less susceptible to the herbicides, and Lycopersicon esculentum was not susceptible to it. The relationship between reduction rates of weed biomass and PPM values of weed leaves 2,4, and 6 days after treatment was established.

供试的6种杂草对该混剂的敏感性存在显著差异：红心藜Chenopodium album、龙葵Solanum nigrum和反枝苋Amaranthus retroflexus对该混剂最敏感，ED90值分别为47.65、71.67和29.17g/hm2；春蓼Polygonum persicaria和苘麻Abutilon theophrasti敏感，ED90值分别为96.91、114.20g/hm2；而番茄不敏感。