At last, through studying the corresponding testing standard, a standard text for testing the thermal performance of evacuated air heater was put forward based on experiment.

最后本文在分析现有的集热器测试标准和实验基础上，建立了一个真空管空气集热器的测试标准文本文件。

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Thousands of foreign nationals - many of them employed in the oil industry - continue to be evacuated from the country by air, sea and land.

数以千计的外国公民正通过海陆空的途径从利比亚撤离，他们中的大部分是在石油公司工作。

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Ty was evacuated to a military hospital at Balad Air Base, where surgeons worked to save his life.

泰被送往巴拉德空军基地的一家军医院，那里的医生暂时保住了他的性命。

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The victims were evacuated by air and ground to Israeli hospitals.

CNN: Israeli military surrounds Gaza City, officals say

Thousands of residents at the nearby Air Force Academy were also evacuated.

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By Sunday, it said in a statement, Air National Guard personnel from Texas, Delaware, West Virginia, Oklahoma and Tennessee had evacuated 247 patients from Beaumont, Texas, and taken them to Lackland Air Force Base in San Antonio.

CNN: Thousands seek shelter from Gustav