The machines under lesser screw length-diameter ratio possess the blending capacity of double screw extrusion under bigger length-diameter ratio.

实现了在较小的螺杆长径比的条件下达到双螺杆挤出机在较大的长径比条件下，才能达到的混炼混合作用。

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Conclusion in the studied scope, the diameter of the screw showed much more influence on the stress distribution than the length did.

结论在所研究的尺寸范围内，种植体的直径对应力分布有重要影响，而种植体的长度对应力分布影响不大。

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The bimetallic thermometer should note the products model. test range, fix screw, protect pipe length, shield diameter, accuracy and other technique parameter.

双金属温度计订货时须分别注明产品的型号、测量范围、安装螺纹、保护管长度外壳直径、准确度等级等技术参数。

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