由于水域环境的变化，造成含氧量急剧下降，致使鱼类因缺氧而浮在水面吞食空气，称之为浮头。轻微的浮头可影响鱼类生长速度，严重浮头会造成大批鱼类死亡。
... floating head 浮头；浮盖 floating in casing 下部装回压阀的套管柱 floating instrument platform 浮式仪器平台 ...
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业务运用结果显示，该预报方法对鱼浮头有较强的预报能力。
The result of business application shows that this forecasting method have stronger forecasting capability to fish hypoxia.
气体分馏装置脱乙烷塔顶冷却器浮头螺栓，半数发生脆性断裂。
Half the number of bolts in floating head of deethanizer overhead cooler were brittle fractured.
本文对进口高压浮头换热器如何按国产化要求选用标准和规范并科学、准确地进行设计和制造做了详细的论述。
In this article, it is stated in detail how to select the standards and codes, and to design and fabricate the high pressure floated head heat exchangers with imported technology.
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