机械式罩盖喷雾是一种结构简单、价格便宜和减少雾滴飘失效果好的喷雾方法，其中罩盖结构起着关键的作用。

Mechanical shield spray has good effect in reducing spray drift with low cost, simple structure. The structure is the key point.

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以生物染料丽春红- G为示踪剂，采用比色法分析了药液表面张力及喷雾方法对雾滴在水稻植株上沉积的影响。

By taking biological dye ponceau-G as tracer, the colorimetric method was adopted to analyze the effect of solution surface tension and spray methods on deposition rate of droplets on rice plants.

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为了除去植物上的蚜虫，按如下方法配制杀虫剂：准备一个大喷雾器，加入四杯水、四勺洗洁精和四勺伏特加，摇匀。

To keep aphids off of plants add four cups water, four teaspoons of dishwashing liquid and four teaspoons vodka in a large spray bottle.

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