而输气管的控制权则意味着，当Gazprom关闭管道时(就像在09年在乌克兰中转天然气产生的纷争中做的那样)，买家就无处求援了。
Control of the pipelines meant that when Gazprom turned off the gas (as it did in 2009 in a dispute over trans-shipments through Ukraine), buyers had nowhere to turn for alternatives.
通过减少气管平滑肌的压迫，这种新方法对于重症哮喘病人更好的控制哮喘发作有很大的帮助。
By decreasing the ability of the airways to constrict, this new treatment has been shown to help patients with severe asthma gain substantially better control over their disease.
在空气压缩机控制系统中，采用空压机后端出气管道上安装的压力传感器来控制空气压缩机的压力。
In the air compressor control systems, the air compressor vent pipe on the installation of pressure sensor to control the air compressor of pressure.
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