This technology is in a special chemical treatment of the film, as printed on certain motifs, ping sent to providing water's surface, using hydraulic pressure, the pictorial surface even write to providing products and drape film is automatically dissolved, after cleaning and dry, and then on a layer of transparent protective coating, at which point the product is a completely different visual effects.
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A hydraulic packer typically is set using hydraulic pressure applied through the tubing string rather than mechanical force applied by manipulating the tubing string.
一般地，经油管柱施加液压压力而不是由操纵油管柱施加机械力使封隔器坐封。
This paper introduces the hydraulic system of emulsion pump using towstep pressure control, analyses its energy conservation effect.
介绍了乳化液泵采用二级压力控制的液压系统及节能效果分析。
Multiple die with hydraulic compensating device adopts the design of multi-dies gathering in a common grease cavity, using high temperature lubricating grease as the pressure compensating medium.
多冲模液压补偿装置采用多个冲模集于同一油脂腔中并用高温润滑油脂作压力补偿介质。
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