residual spray meaning in English
滞留喷洒
滞留喷雾
滞留性喷酒
滞留性喷洒
Examples
- Many organophosphates such as chlorpyrifos and malathion can be used as outdoor residual sprays for mosquito control
( chlorpyrifos )和马拉硫磷( malathion ) ，可用作残留喷洒在户外施放，防治蚊患。 - There are also some specially formulated pyrethroid products with extended residual activity that can be applied as residual sprays
有些配方的产品具有较持久残留作用，可用作残留喷洒的方法去施放。 - There are basically three kinds of methods for the application of adulticides , namely thermal fogging , cold fogging ( ulv treatment ) and residual spraying
施放灭成蚊剂有三种方法，即热喷雾法、冷喷雾法(超低量)和残留喷洒。 - Residual spraying is usually carried out in the form of a fine spray made to the surface where mosquitoes may come into contact
残留喷洒是向蚊子可能接触的表面施放杀虫剂。由于喷洒的形式是以药液或较大的滴液进行，所以很快便会停留在处理过的表面。 - Residual spraying should only be conducted when the mosquito population reaches an annoying level and there is a threat of mosquito - borne diseases . when it is applied in areas to where the general public may have access , it is necessary to post warning notices so that passersby will not touch the treated areas inadvertently
为保障公众安全，残留喷洒应当在蚊子数量达到非常滋扰的程度及受到由蚊子传播的疾病威胁时才采用，在公众可以进出的地方作残留喷洒时，应张贴警告告示，以免公众走近或接触到处理过的地方。