Pluggen.普拉奇
plugn.塞子;插头;推销;火花塞;口嚼烟v.塞;堵;宣传;插上插头;苦干
plug - in valve插装阀
plug flow reactor活塞流反应器
plug-in library软插件技术
plug-compatible即插兼容
Plug your ears.塞上你的耳朵。
plug thread gauge螺纹塞规
plugging property封堵特性
plug roll process芯棒轧管法,心棒轧管法
plug relay holder插入式继电器座
plug molded lines阀芯型线