用途: 在工程中起到加筋加固 、 隔离分层 、 过滤、排水 、 安定等作用.
The gate of the field effect transistor is connected to the drain of field effect transistor.场效应晶体管的栅极连接场效应晶体管的漏极.
The drain of kindergarten teacher resources has become a common topic for pre - training and post - training.幼儿教师资源流失现象已成为当下幼儿教师职前培养与职后培训共同面对的话题.