Dad: You're a fool. If the hen's legs were too long, wouldn't they drop their eggs into pieces when laying?
父亲：你这个笨蛋。如果母鸡的腿很长的话，它们下蛋的时候不就把蛋摔成碎片了？ ？
The model was made up of inner steam temperature drop equations, the steam pipe laying different ways of unit length heat loss equations, total heat resistance calculation equations.
模型由管内蒸汽温降方程、不同敷设方式蒸汽管道的单位长度散热损失方程、总传热热阻计算方程组成。
The laying position and well blowout pressure are analyzed and discussed briefly and the relationship curve of drill bit pressure drop vs flowrate and fluid density i.
对其安放位置及井喷压力进行了简要分析和探讨，建立了钻头压降与流量、流体密度的关系曲线。
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