小排量的英文怎么说

17次大中小

小排量的英文：
low emission

low是什么意思：
adj. 低的；在底部的；不足的；低于通常标准的；沮丧的；差的；状态不佳的
adv. 向下；在靠近…底部的位置；低于通常的水平；低声地
n. 低水平；低谷；低气压区
v. （牛）哞哞叫

low-velocity drop
低速度空投

To speak with a low, hoarse voice.
低哑地说用低而嘶哑的声音说话

To rate too low;underestimate.
低估对…估价太低；低估

Their eyesight is poor in low light.
光线很暗时他们视力不佳。

This cooking oil is low in cholesterol.
这种烹调油胆固醇含量低。

emission是什么意思：
n. 散发，发射，发出；放射物

No records of emissions and discharge compliance.
没有关于排放的符合法规的记录。

microwave amplification by stimulated emission ofradiation
微波受激发射放大

The missionary transmitted emission emitted lately.
传教士传播了新近散发出来的散发物。

The company has pledged to control particulate emissions.
该公司已经承诺控制粒子排放物。

The emission of light from a phosphor after removal of excitation.
余辉激振停止后的磷光物质所发出的光