vacuum drying of pipeline管线: line pipe; lead-out真空: vacuum; empty space; vacuo干燥: dry; arid真空干燥: vaccuum drying; vacuum dehydration; vacuum desiccation; vacuum drying oven; vacuum seasoning真空干燥法: boulton process; vacuum seasoning下载手机词典可随时随地查词查翻译关注微信公众号：chachacidian，回复:管线真空干燥，即可在微信中查询翻译
