1.
a fan that moves air out of an enclosure.
从圈地中向外排气的扇子。
2.
The pump exhaust should lead to the open air or a fume hood.
抽气泵的排气管应该导向室外空旷处或导向一座通风橱。
3.
The exhaust gas exits through the other exhaust manifold.
废气经另外一个排气歧管排出。
4.
exhaust gas infrared analyzer
排气成分红外分析仪
5.
Cars also send poisonous gases into the air.
汽车也向空气中排放有毒的气体。
6.
such as cutting down trees and sending greenhouse gases into the air,
比如砍伐树木和向大气排放温室气体，
7.
downcast and uptake ventilator
下向和上向通风筒吸排气两用通风机
8.
Four nozzles, canted outboard, split the exhaust of the solid rocket motor into four equal tails.
四个向外倾斜的喷管把固体火箭发动机的排气流分成四个相等的尾巴。
9.
At the same time air is sucked into the inlet to replace the exhausted air.
同时，外面空气由进气口吸入代替被排出的空气。
10.
"As the piston reaches BDC again, the exhaust valve opens. Now, as the piston moves up on the exhaust stroke, it forces the Burned gases out of the cylinder through the exhaust-valve port."
当活塞再一次到达下止点时,排气门打开。同时,活塞向上移动,把废气经排气门排出气缸。
11.
It is now unlawful for factories to emit black smoke into the air.
工厂向大气中排放黑烟现在是违法的。
12.
Petroleum and natural gas are expressly excluded.)
石油和天然气被专门排除在外。）
13.
The discharge of toxic waste gas and dust into the atmosphere shall be strictly restricted.
严格限制向大气排放含有毒物质的废气和粉尘；
14.
Experimental Study on Residual Gas Analysis of Exhausting from Infrared FPA Dewar
红外焦平面杜瓦排气残余气体分析实验研究
15.
It is mandatory for units which discharge pollutants into the atmosphere to enter "Pollutant Discharge Declaration and Registration Forms",
向大气排放污染物的单位，必须按规定向排污所在的环境保护部门提交《排污申报登记表》。
16.
Article 32 Motor-driven vehicles and vessels shall not be permitted to discharge atmospheric pollutants in excess of the prescribed discharge standards.
第三十二条 机动车船向大气排放污染物不得超过规定的排放标准。
17.
Discharges of pollutants into the atmosphere by motor vehicles or vessels must not exceed prescribed standards,
机动车船向大气排放污染物不得超过规定的排放标准。
18.
Article 36 Units that discharge dust into the atmosphere must adopt measures to remove such dust.
第三十六条 向大气排放粉尘的排污单位，必须采取除尘措施。