A description of the internalarea and surfaces of a tool or tubular assembly through which there is an unimpeded internal diameter.
内径无阻碍的工具组合或管子组合的内部区域和表面的描述。
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In other words, the CTO felt that by focusing on the internal processes for each area of the development lifecycle, the organization could achieve higher levels of product quality.
Another way to store hydrogen is to put something inside the tank which increases the total internal surface area to which the molecules of the gas can cling.