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测定测

测定测

测定测

测定测

1

A teat-bed is set up to measure the surface velocity of ethyl alcohol layer at different temperature gradients of the wall.

通过对无水乙醇进行的实验测定，测得了液膜表面流动速度与液膜温度梯度之间的关系。

3

paper and board tests . determination of resistance to cleavage perpendicularly to the plane of the sheet . " dynamometer " method.

纸张和纸板试验。纸面抗垂直开裂强度测定。测力计法。

4

Natural gas - Determination of potential hydrocarbon liquid content - Gravimetric methods

天然气 .潜在烃液含量的测定 .测重法

5

Carbonaceous materials for the production of aluminium; Pitch for electrodes; Determination of density; Pycnometric method

炼铝用碳素材料 .电极用沥青 .密度的测定 .测比重法

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