1.
The working principle and operating method of a newly developed automatic verification tester for SF6 density relay was introduced.
介绍了最新研制的一种SF6密度继电器自动校验仪的工作原理及使用方法。
2.
The Design of SF_6 Concentration Measurement System Based on CPLD Techniques
基于CPLD的SF6浓度监测系统的设计
3.
dielectric (flux) density
电通(量)密度，电移位密度
4.
high desity assembly
高密度装配高密度组件
5.
compactness, compactedness
紧密性,紧密度,密实度,充实度
6.
Discussion on the Air Leak of SF6 Combined Electrical Apparatus and High-voltage Circuit-breakers
SF6组合电器及高压断路器漏气的处理
7.
Fault Diagnosis and Analysis for Oil Pressure Mechanism of HV Circuit Breaker
SF6断路器液压机构故障及分析处理
8.
densely/thickly/sparsely/thinly populated regions
人口密度大[稠密/密度小/稀疏]的地区.
9.
salinity, temperature, and density of sea water
海水的盐度、温度和密度
10.
Jacket: Black low mid or high density polyethylene.
护套:黑色低密度或中密度或高密度聚乙烯。
11.
refuse pile density;refuse bulk density;apparent refuse density
垃圾堆密度（垃圾体积密度，垃圾表观密度）
12.
density meter(of ionizing radiation)
（电离辐射）密度计
13.
actual flux density
有效(磁)通量密度
14.
Computation of Insulation Performance and Study of Nozzle for 800kV Extra High Voltage SF6 Circuit Breaker;
800kV超高压SF6断路器绝缘特性计算与喷口研究
15.
Investigation of Dielectric Recovery Characteristic and Its Influencing Factors for High Voltage SF6 Circuit Breaker;
高压SF6断路器介质恢复特性及其影响因素研究
16.
Computation and Experimental Research of Pressure Character for 252kV SF6 Circuit Breaker
252kV SF6断路器压力特性理论计算与试验研究
17.
Study of aseismic performance and damping effects of porcelain column circuit breaker SF6
瓷柱式断路器SF6的抗震性能及阻尼影响研究
18.
density-dependent pressure gradient
与密度相关的压力梯度