井鱼，读音是jǐnɡ yú，汉语词汇，比喻见识狭隘的人。
雪莉：我在试着把硬币投进井里这个鱼雕像的嘴巴里。
Shirley: I'm trying to drop a coin into the mouth of the fish statue in the well.
出砂井落鱼管柱打捞需要对管柱的套铣长度进行选择，针对这一问题建立了井下管柱受力分析计算模型。
When fishing the string fish in sand producer, string milling length should be optimized and a downhole string dynamic analysis model is established to calculate the length.
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