If you happen to change the metering system, a pump can react immediately.

如果计量系统发生改变，泵可以立即发生反应。

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A new electric energy metering system for electric locomotive is introduced.

介绍了一种新型电力机车电能计量系统。

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The process of fault analysis is illustrated by the Fuel metering System of jet plane engine.

最后以喷气式发动机燃料计量系统为例，阐述对该系统进行故障分析的一般步骤。

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As if that wasn't enough, a whole slew of images of the camera have just surfaced on RiceHigh's Pentax Blog, along with a complete (but not exactly verifiable) spec list, which offers such details as a 3-inch VGA LCD, continuous JPEG shooting at 5.2 frames per second, a viewfinder with 100% image coverage, a new 77-Segment Multi-Pattern metering system, a built-in AF assist light, and an integrated HDR mode, among countless other features.

ENGADGET: More Pentax K-7 details, pictures leak out ahead of launch

The Nikon D5200 shares an AF system, metering sensor and scene recognition with the Nikon D7000 series, giving this camera a new level of performance and much enhanced image quality.

ENGADGET: Nikon reveals D5200 SLR with D7000-taunting specs: 24MP sensor, 39-point AF, wireless port (hands-on)

The key feature of a distributed system is so-called "smart metering, " which allows power to flow in both directions.

FORBES: The Answer To The Energy Problem