改进后的磷化氢发生工艺，在粮库现场应用试验效果良好，整个磷化氢发生及输配过程快速、稳定、安全、彻底，能源消耗低，熏蒸杀虫效果好。
Proved by applying test in the grain depot, this improved technology owed the characteristics as quickness, stabilization, security, low energy consumption and killed pests effectively.
目的通过熏蒸器杀虫实验，研究在北湾蚊虫高密度地区室内快速杀灭蚊虫的方法。
Objective To research on the efficacy of the fumigate instrument in high mosquito environment of Beiwan.
由于内环流管网风道布置合理，熏蒸气体在高大粮堆中均匀分布，各部位PH3浓度快速达到有效浓度，解决了高大平房仓的熏蒸难题。
Owing to reasonable duct distribution, PH3 can distributed uniformly and the PH3 concentration reached quickly effective standard. The difficult problem on fumigation in large warehouse was solved.
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