常見例句雙語例句Secure the payload and base ends of the conduit using fittings removed previously.使用先前卸下來的配件將導(dǎo)管的有效負(fù)載端和底端固定住。FB 2.20 provides installers and code enforcement officials with comprehensive guidance on the proper selection and application of the most common cable and flexible conduit fittings.FB 2.20提供安裝工人和在選擇和應(yīng)用普通電纜和可伸縮導(dǎo)管配件方面擁有全面指導(dǎo)經(jīng)驗的法典執(zhí)行官員。The National Electrical Manufacturers Association (NEMA) has published FB 2.20-2007 Selection and Installation Guidelines for Fittings for Use with Flexible Electrical Conduit and Cable.美國國家電氣制造商協(xié)會出版了FB 2.20-2007 用于電氣管道和電纜配置的選擇和安裝手冊。 返回 conduit fittings