词汇	gradient of permeation
释义	gradient of permeation 渗透比降
随便看	Network Comment network comments network commerce network commerce pattern network commercialization network common carrier network common data form network commonwealth network commtmication network communicate network communicating networkcommunication Network Communication network/communication network com-munication network communication access method network communication behavior network communication circuit network communication control facility network communication foundation curriculum network communication interface network communication model network communication platform network communication protocol Network Communication Protocols