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汉语拼音：xūn zhēng jì

1.指在常温下容易挥发成毒气的液体﹑固体，或利用化学反应能产生毒气的固体药剂。用以熏杀害虫﹑螨类和病菌，或作土壤消毒。

1. 指在常温下容易挥发成毒气的液体、固体，或利用化学反应能产生毒气的固体药剂。用以熏杀害虫、螨类和病菌，或作土壤消毒。

• Phosphine (PH3) is one of the best fumigant, widely recognized as the performance control stored product insects.

  磷化氢（PH3）是目前公认的防治储藏物害虫性能最优良的熏蒸剂之一。

• Soil fumigants are extensively used to control nematodes, weeds, soil-borne pathogen, and insects for planting of high value cash crops.

  在高附加值经济作物的种植过程中，通过熏蒸剂对土壤的处理能够有效的防治线虫，土传病虫害以及杂草。

• Theoretically, one would expect the distribution of a fumigant to be more rapid at lower soil water contents.

  在理论上，预计熏蒸剂的分配在土壤水分含量较低时会更迅速。

• The fumigant must BE introduced into the container as a hot gas. To achieve this, vapourisers of suitable heating capacity must BE used.

  熏蒸剂必须以热气体状态输入集装箱内。为了达到这种效果，必须采用具有合适加热能力的气化器。

• The container must be packed to provide air space for circulation of the fumigant.

  集装箱内必须留有一定的空间以便熏蒸剂循环。

• while it acts on the target organisms and to restrict its escape into areas where it may be dangerous to human health.

  当熏蒸剂作用于目标生物体时，为限制其泄漏到其他地方对人体健康造成威胁，有必要密封保持熏蒸气体。

• Fungicides are called fumigants when applied as a vapor-active chemical in the gaseous phase.

  作为蒸气活性化合物以气态施用的杀菌剂称之为熏蒸剂。

• a specialized manufacturer of refrigerants and pesticide fumigants .

  专业生产氟利昂制冷剂系列产品和熏蒸剂系列产品。

• Fumigants are pesticides acting in gaseous phase.

  熏蒸剂是以气体形式作用的农药。