1.
positive injection gravel compaction metering unit
砾石注入充填计量装置
2.
The Setting up of the Metering Device for Users of High-voltage Dual Power Supply
高压双电源供电用户计量装置的设置
3.
Design on the digital metering device of electricity based on Proteus
基于Proteus的数字电能计量装置设计
4.
The design of electric energy metering device running status analysis system
电能计量装置运行状态分析系统设计
5.
Research of the Influence of Harmonic to the Metering of Electric Energy and Study of the Device of Electric Energy Measurement;
谐波对电能计量的影响及计量装置的研究
6.
Development of a Device for Metering Harmonic Energy in Electric Power System Based on DSP;
基于DSP的谐波电能计量装置的研制
7.
The Research of Measuring Instruments Dynamic Monitoring and Line Losses Analysis;
计量装置动态监测及线损分析的研究
8.
Automatic Checking System of Energy Metering Device Abnormal Wiring;
电能计量装置异常接线自动校验系统
9.
master meter prover
标准流量计检定装置
10.
overdesign of cracking unit
有余量的裂化装置设计
11.
pipe-type meter prover
管式流量计标定装置
12.
master meter calibration unit
标准流量计标定装置
13.
A Few Suggestions as to Arrangement of Standard Flow Meters for Crude Oil
对原油计量流量标准装置设置的建议
14.
An instrument used to measure tactile sensitivity.
触觉测量计用来测量触觉的一种装置
15.
reciprocating force-pump for liquids, not fitted with nor designed to be fitted with a measuring device
往复式液体压力泵,未装或未设计装有测量装置
16.
Research and Design on the Calibrating Device of Small Caliber Flow Meter;
小口径流量计检定装置的研究与设计
17.
Digital Watt-hour metering system and verification equipment
数字式电能计量系统及检定装置设计
18.
digital electronic procedural accumulative scaling device
数字顺序累计称量电子装置