He designed some red and black canvas slip-ons for the wedding party, including matching lace-ups for his father-in-law.

他为自己的婚宴设计了一些红黑相间的帆布休闲鞋，包括为他岳父准备的一双配套的系带鞋。

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It has characteristics of hydraulic setting, bi-directional slip anchoring, and fishing property of matching releasing tool, so it's an ideal tool for water shutoff and separate zone production.

它具有液压坐封、双向卡瓦锚定、配套丢手打捞工具打捞等基本特点，是油田卡堵水、分层采油的理想配套工具。

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