Various types of tank metering are reviewed, and several automatic metering systems are analyzed.

综述了各种储罐计量方式，就各种自动计量系统进行了分析。

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This camera has 2 types of exposure metering systems: center-weighted average metering and SPOT metering.

本相机有两种曝光测定系统：中央偏重测光和单点测光模式。

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Research on the design of multi-well separation of metering systems and comprehensive argument analysis, determined the choice of the various components and working principle.

对设计多油井研究的分离计量系统进行全面的论证分析后，确定了各个部件的选择和工作原理。

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State laws usually require utility regulators to develop protocols for approving any meters or metering systems used to bill customers for electric service.

FORBES: Not-So-Smart Meters Overbilling Californians

The move comes as Glasgow-based Smart Metering Systems (SMS) bids to take advantage of a drive to fit every UK home with a smart meter by 2020.

BBC: Smart Metering Systems firm to float on AIM market

In January of last year, cybersecurity researcher Travis Goodspeed gave a presentation at the S4 conference in Miami where he described a way to bypass encryption on Zigbee wireless chips, which some smart electric metering systems would use to communicate.

FORBES: Researcher Throws A Wrench In IBM And HP's Sensor Networks