查询词典 protective device

Main Products has combined three-phase overvoltage protection , high-low-voltage reactive power compensation and filtering device, high voltage current-limiting fuse combination of protective devices, high-capacity high-speed switches, arc and over-voltage protection devices and power quality management products, all products have independent intellectual property rights.

产品主要有三相组合式过电压保护、高低压无功补偿及滤波装置、高压限流熔断器组合保护装置、大容量高速开关、消弧及过电压保护装置及电能质量治理产品，所有产品均拥有自主知识产权。

Some of the construction unit also specially design a set of construction equipment on the wet quartz stone dry protection, this device has a rectangular soaking trough, followed by a drying rack, the protective agent trickled from the plate will flow automatically and return to the soaking trough.

有些施工单位还为此专门设计了一套施工装置对潮湿石材乾地防护施工，这套装置安装了一个长方形的浸泡槽，后面是一个晾干的架子，晾干板才时所滴下的防护剂可自动流回浸泡槽。

Arc cutting;Arc welding;Arc-welding equipment;Blowpipes;Burners;Construction requirements;Contact safety devices;Cutoff device;Cutting;Definition;Definitions;Dimensioning;Electric contact protection;Electrical engineering;Electrical safety;Equipment;Impact strength;Insulating resistance;MAG welding;Manual arc welding;Manual operation;Marking;MIG welding;Operating instructions;Plasma arc cutting;Plasma-arc welding;Protection against electric shocks;Protective measures;Safety engineering;Safety requirements;Specification;Temperature-rise tests;Test value;Testing;Testing conditions;Thermal;Thermal stress;TIG welding;Welding;Welding engineering;Welding equipment;Welding power supply

中文标题电弧焊接设备。焊炬中文主题词电弧切割；电弧焊接；电弧焊接设备；焊枪；燃烧器；结构要求；接触安全装置；切割装置；切削；定义；尺寸选定；电接触保护；电气工程；电气安全；设备；冲击强度；绝缘电阻；MAG 焊接；电弧焊操作手册；手控；作标记；金属极惰气保护焊；操作说明书；等离子体电弧切割；等离子电弧焊；防电击；保护措施；安全工程；安全要求；规范；温升试验；试验值；测试；测试条件；热的；热应力；钨极惰性气体保护焊；焊接；焊接工程；焊接设备；焊接电源

Results It was found that occupational injury had significant relationship with age, sex, education, employment pattern, technology, workplace, work changing, wage, family income, enterprise scale, enterprise proprietorship, protective device, operation Rules, and training rules of work safety.

结果 单因素分析结果有显著性的变量为年龄、性别、文化程度、就业类型、技术等级、就业地点、工作变换、月均工资、家庭年收入、企业规模、企业性质、安全防护设备、安全操作规程和安全教育制度。

Results The average age of the patients was raised, the advanced age and high risk patients increased, the therapy time from chest pain onset to emergency visit, from emergency visit to catheter lab and from catheter lab to the first balloon angioplasty shortened, and the use of drug-eluting stent, distal protective device,aspiration thrombectomy catheter, injection of glyceryl trinitrate and diltiazem to the coronary artery became more frequent during recent 6 years.

结果平均年龄增大、高龄及高危患者增多，治疗时间窗中各时间段（发病→急诊科→导管室→首次球囊扩张）均有缩短，其中导管室→首次球囊扩张时间缩短显著；药物支架、远端保护装置、血栓抽吸器、预防性冠状动脉联合注射防止无复流药物在近两年增长迅速，无血流发生率、主要心血管事件发生率及平均住院日显著下降，同时溶栓后介入治疗较直接介入治疗各种严重出血并发症无明显增加。

This design unifies Xinjiang Hua Dianhong the wild goose pond power plant 220kV system actual wiring system to carry on the line protective device the design and the related installation computation.

本设计结合新疆华电红雁池电厂220kV系统实际线路设置进行线路保护装置的设计与相关整定计算。

4 The overcurrent-protective device specified in 27.1 shall not be of the automatically-reset type but shall be trip-free when of the manually-reset type.

27.1(6)中所指的电流过载保护装置，不应是自动型的而应是自由移动的手动型装置。

This paper introduces the selection of the heat relay s type and current its reset mode, points out that connection wire section of rated current of heat relay should be selected according to strict rules it can not take as the protective device of wire short circuit puts forward working environment and temperature of heat relay and matters needing attention of reset after operation.

介绍了热继电器的类型选择、电流的选择、复位形式，指出热继电器的连接导线截面应按规定选择，热继电器不能作为线路的短路保护装置，热继电器的工作环境温度，动作后的复位等注意事项。

Main steam safety valve is the protective device against overpressure in the steam system of nuclear island.

主蒸汽安全阀是压水堆核电站核岛内主蒸汽系统的超压保护装置。

Store opening and closing documents on transportation should be at the closing device, and also should do the following: a valve flap should be fixed in the open position b path ends with a foam board to plug in port, the port to be plugged with a boring cover, to dust, rust, clean and maintain the channel end of the formation; c cylinder parts to the appropriate protective packaging, shock and anti-collision; d valve should be placed on a smooth, pneumatic drive upwards, not with each other by the crowd.

存放月运输时启闭件应处于关闭装置，同时应做好以下工作： a 阀瓣应固定于开启位置 b 通径两端内口用泡沫板堵塞，端口须用闷盖塞紧，予以防尘、防锈，保持通道清洁和端面的平整； c 汽缸部位进行适当的包装防护、防震和防碰； d 阀门放置时应平稳，气动驱动装置朝上，不得相互受挤。

It was just a normal day of school

那只是上学的普通一天

Which is a very good reference in this issue.

这是一个在这个问题上很好的参考。