air ring

基本解释

Visually the plane looks as though it is so fast it pushes through air, making air into an air ring, and it looks so beautiful.
觀感上，飛機像是快得把空氣沖開，把空氣爆出一個氣環，真的很美。
The lines are adopted new technologies in the world , like the most advanced heat-channel extrusion technology, special air ring with performance and so on.
機組採用世界上先進的熱流道成型技術，高性能專用專利風環；
The article illustrates the process properties of mLLDPE and the methods to improve them; describes the improvement of the process equipment, such as extruder, die, air ring etc. with em- phases.
說明了茂金屬催化劑線性低密度聚乙烯加工性能以及改進這些性能的方法，重點描述了擠出機、吹膜膜頭和吹膜風環等加工設備的改進。

When environmental activists claim air pollutants kill thousands of Americans each year and sicken still thousands more, their claims ring hollow when they oppose a cost-effective, environmentally friendly solution.
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