The provider must ensure integration with back-office systems so that ordering, provisioning, metering, rating and charging, billing and other functions support consumer activities and transactions.

提供者必须确保与后端(back - office)系统集成，以便预订、配给、计量、估价和收费、计费和其他功能支持用户活动和事务。

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At present, for the volume of flowing back, the metering method made by man has many measuring errors and its technique has been lag behind.

目前，对试油排液量进行计量通常采用的是人工计量的方法。这种方法计量误差大，技术手段落后。

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Screw position at the back of the metering pump.

螺丝位置在计量泵的背面。

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The change has taken Denmark nearly two decades to implement, but the most critical step was the introduction of smart- or net-metering, which required utilities to buy back electricity from consumers at 85% of the price.

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However, in districts where there are net metering rules in place, schools could sell excess energy back to the utility and get close to offsetting all of their energy bills.

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Smart metering is part of an increasingly popular trend in energy efficiency called "demand response" in which customers voluntarily cut back on their power consumption during times of highest electricity demand, like the hottest days of summer, when air conditioners are running at full blast.

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