Allows for the upper portion of the barrier to be drilled out, permitting pressure equalization across the tool before drilling out the upper slips.
—允许将工具的上部钻除，可以在钻除上卡瓦之前实现工具上下的压力平衡。
Used to graphically demonstrate, in color, the amount and distribution of pressure across the panel surface and to confirm pressure equalization benefits of PACOPADS.
用来以色彩图示方法展示压力在板表面的量值和分布情况，并确认PACOPADS能提供压力均衡的优点。
Used to graphically demonstrate, in color, the amount and distribution of pressure across the panel surface and to confirm pressure equalization benefits of PACOPADS.
用来以色彩图示方法展示压力在板表面的量值和分布情况，并确认PACOPADS能提供压力均衡的优点。
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