The result basically showed the character and level of motor vehicle emission in Chinese city.
结果反映目前中国城市机动车污染物排放水平及各污染物排放特征。
The two variable resistors in the center are for controlling motor speed and trigger level.
两个可变电阻的中心控制电机转速和触发电平。
The two variable resistors in the center are for controlling motor speed and trigger level.
两个可变电阻的中心控制电机转速和触发电平。
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