混合器要配备一部28英寸的真空器，以便除去浆液中截留的空气。
A vacuum of about 28 "hg was applied to the mixer to remove entrapped air from the slurry."
病毒医生使用抗微生物过滤网过滤空气能够截留最小的灰尘物质和病毒，从而保证一个更清新、更健康的环境。
Filtering the air with an anti-bacteria coating that can collect even the smallest dust particles and viruses, the Virus Doctor ensures a fresher, healthier environment.
病毒医生使用抗微生物过滤网过滤空气能够截留最小的灰尘物质和病毒，从而保证一个更清新、更健康的环境。
Filtering the air with an anti-bacteria coating that can collect even the smallest dust particles and viruses, the Virus Doctor ensures a fresher, healthier environment.
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