... light spectrum traffic link 业务量小的通信线路 light duty traffic 轻量交通 Traffic light, Traffic signal 交通号志 ...
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Because we had good choices of test conditions and test vehicle, we conclude that the emission concentration distributions can describe emission of in-use light-duty vehicle in our cities traffic.
基于对测试条件和测试车辆的选择，可以说得到的排放分布情况能够初步反映出轻型在用车在我国大城市交通环境中的排放情况。
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