... differential dimensional change 尺寸差变 test for dimensional change 尺寸变化试验 radiation induced dimensional change 辐照诱发的尺寸变化 ...
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本文介绍了流化床中床料空隙率，气泡尺寸，气泡上升速度沿床高变化的试验结果，提出了相应的无因次关联式。
This paper reports some experimental results on variation of voidage in bed materials, bubble size and bubble rising velocity etc along the height of the bed.
用于毛织物、织物面料经汽蒸后尺寸变化的试验。
Used for testing the size change of wool fabric and woven fabric after steam.
不同滤层厚度、滤速和加药比ALT等条件下的过滤试验结果表明：滤层中单元滤床的特征尺寸的变化仅与空隙率有关。
The experiment reveals that the variation of UFE numbers is only dependent on the volume-specific deposit of filter, the effects of filtration velocity, bed depth and ALT ratio are not evident.
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