The effects of time and gas flowrate on inclusion removal in a ladle with eccentric bottom gas blowing were investigated by choosing emulsion drops simulated as inclusions in a physical model.

选择乳状液滴作为模拟夹杂物，利用物理模型研究了偏心底吹氩钢包内夹杂物的物理行为，考察了时间、吹气量对夹杂物去除行为的影响规律。

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Pentane combines advantageous physical and technical properties with good environmental data. As a blowing agent for polyurethane rigid foams, it is suitable for China market.

戊烷作为发泡剂具有良好的物理和工艺性能及合适的环境数据，适合于我国聚氨酯泡沫市场。

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This Paper studies the relationship between density of flexible polyurethane foam and it's physical-mechanical properties Under the condition of different amount of water as blowing agents.

本文用水作发泡剂，通过变化用水量，研究软质聚氨酯泡沫塑料的密度与物理机械性能之间的关系。

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Instead of moving a physical surface, fluidic controls divert the airflow over a wing by blowing compressed air out of narrow slots.

ECONOMIST: How to fly without ailerons

"There are emotional and physical stresses associated with a disaster like this that go beyond the cost of the building blowing down and the home blown away and the family letters and pictures that will never be seen again, " he said.

CNN: Clinton Authorizes More Aid For Alabama Tornado Victims