Because the insects are very sensitive to colors in summer, especially before the hardening of the paint film, you should spray insecticide before the construction.
夏季因昆虫对色彩非常敏感，尤其在涂膜硬化前，施工前喷洒杀虫剂。
At the end of this paper examples are cited as to where spraying devices are used to solve industrial laying the dust and spray insecticide of farming and gardens etc.
最后本文列举应用于工业降尘和农、园林喷洒农药的喷雾装置的实例。
Combined with 20-35 horsepower wheel tractor, the 3MZ series lift type garden sprayer applies to spray insecticide , it is an ideal and advanced machine for insect control.
3MZ系列悬挂式果园喷雾机与20-35马力轮式拖拉机配套，适合于果园病虫害防治喷洒杀虫剂、杀菌剂和其他液体，是一种先进、高效的果园施药机械。
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