evaluating regulations for the operation and spraying quality of sprayers in the field农药: pesticide; agricultural chem ...喷雾: atomizing; mist spray机: machine; engine田间: field; farm及: reach; come up to下载手机词典可随时随地查词查翻译关注微信公众号:chachacidian,回复:农药喷雾机田间操作规程及喷洒质量评定,即可在微信中查询翻译