... casing centralization 套管居中 air casing 气夹层 ; 空气夹层 ; boiler casing 锅炉围璧 ; ...
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山杨气凝胶公司的资深科学家Mark Krajewski相信：18毫米的气凝胶夹层就足以在低至零下130摄氏度的环境里保护宇航员。
Mark Krajewski, a senior scientist at the company, believes that an 18mm layer of aerogel will be sufficient to protect astronauts from temperatures as low as -130c.
块状气顶底水油气藏储集层中低渗透夹层的分布是影响油气藏开发方法及开发效果的关键地质因素。
The distribution of low permeability interbeds within a massive petroleum reservoir with gas cap and bottom water is a key geologic factor affecting the development method and result of the oilfield.
用来包装易碎物品的夹层胶料。 夹在胶料中的气珠就是包装的护垫。
A sheet of plastic holding bubbles of air which form a cushion of protection for packing fragile materials.
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