建议尽量预留一定长度的颈圈胶条以增加扣环与颈圈胶条的摩差力，以减少狗狗挣脱误食的可能。
It's proposed to reserve a certain length of the collar strap to increase the friction force between the buckle and the strap to prevent the dogs from shaking off and eating the collar.
通过对闭锁离合器的滑摩控制系统的研究，建立了实现压差的液压控制回路。
Hydraulic control cycle is framed based on the study of slip control system.
将饱和土作为二相介质，考虑土骨架和孔隙流体之间的摩阻力，建立了饱和土中一维压缩波传播的二相动力分析控制微分方程，采用有限差分法求解。
In this paper, the saturated soil is dealt with as a two phase media. Thefric 'ion between the soil skeleton and porous liquid is considered.
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