packer

a packer of boxes in a warehouse.

仓库里的盒子包装机

In order to prevent failure of packer and provide theoretical basis for selection of unsetting shear pin, the unsetting force of packer must he calculated in design.

为了防器在工作过程中失效，并为解剪钉（或剪环）的选择提供理论据，必须进行解力的设计计算。

AM-Zip creates PKZip/WinZip compatible Zip archives, no external packer needed.

上午邮编创造pkzip / WinZip的兼容邮编档，何外部包装需要。

The probability of packer sticking is increased because of the casing deformation and crustation in casing failure well.

在套损井中,由于套管变形、结垢等因素,进一步加大了器卡钻的可能性。

The causes are presented as follows: packer unloading pressure, formation damage, oil tool plugging, formation voidage, the worst formation physical properties and the effect from vicinage wells.

地层污染或工具堵塞;地层欠压;地层物性极差;邻井影响等。