单词	硫酸类
释义	硫酸类医sulfuric acids
随便看	distance rainfall recorder distance range distance rate distance rate system distance ratio distancereading distance reading distance-reading distance reading instrument distance reading tachometer distance reading thermometer distance receiver distance reception distance receptor distance recorder distance recording watch distance reduced to the horizontal distance regular graph distance-regular graph distance-regular graphs distance regulation distance regulator distance relay distance relaying system distance relay protection