p trap 中文意思是什麼
-
Limits and measurement methods for fuel evaporative pollutants from heavy - duty vehicles equipped with p. i engines trap method
裝用點燃式發動機重型汽車燃油蒸發污染物排放限值及測量方法收集法 -
Anti - siphon p - trap
反虹吸直嘴
分享友人