spraycann.喷射工具sprayv.喷雾；喷射；扫射n.喷雾；喷雾器；水沫sprayed polyurea elastomer喷涂聚脲弹性体spray decomposition method喷雾分解法Sprayed on foam insulation航天绝热泡沫spraying in animals' vaultspray material in windrows把粒料摊成长堆spraying corona discharges雾化电晕放电spray-type desuperheater喷水减温器spraying of trace elements微量元素Spray booth of side exhaust侧抽风喷漆室spray application technique应用喷射技术