You squirted foam out of a nozzle and directed it (using the nozzle) at the base of the fire.
这里说的是灭火筒的用法，你把泡沫挤出喷嘴并（用喷嘴）把它引向火的底部。
The inlet segment of the nozzle body is internally equipped with a mounting hole which is engaged with a foam generator.
所述的喷嘴本体进口段内开有与泡沫发生器相配合的安装孔。
The merit, usage of microcellular foam plastics and the importance of nucleation nozzle in the processing is generalized.
概括了微孔塑料的优点、用途及成核喷嘴对加工过程的重要作用；
The merit, usage of microcellular foam plastics and the importance of nucleation nozzle in the processing is generalized.
概括了微孔塑料的优点、用途及成核喷嘴对加工过程的重要作用；
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