短語詞組短語point heat source 點(diǎn)熱源point -source 點(diǎn)能源;點(diǎn)震源point fire source model 點(diǎn)火源模型point sound source [聲]點(diǎn)聲源Point -source irrigation 點(diǎn)源根灌point light source [光]點(diǎn)光源;點(diǎn)光源 返回 point source