In this paper, friction field distribution between sliver and pressure bar on a homebred drawing frame is analyzed, and on this basis, the best range of contact arc is deduced.

本文以国产并条机为例，分析了并条机上须条与压力棒上摩擦力界的分布，并进一步推导出了须条对压力棒包围角度的最佳范围。

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Objective: To investigate the influence of ball or bar attachments on stress distribution of the mandibular implant-supported overdenture.

目的：探讨球形、杆式附着体对全下颌种植覆盖义齿应力分布的影响。

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Squeeze casting can not only improve the gravity segregation and distribution of the chemical constitution of the cast but also the microsegregation of bar-shaped ZA27 alloy.

挤压铸造使棒状ZA27合金铸件的比重偏析有所改善，铸件成分分布更加均匀。挤压铸造可以明显改善棒状ZA27合金铸件的显微偏析。

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There seems to be little reason to bar the banks from distribution of the most popular ways of putting money aside.

ECONOMIST: French banks

This uses bar-codes to track fruit and vegetables through the distribution system.

ECONOMIST: Tech.view