dye penetrant染料: colourant; tincture; dyestuf ...渗透: osmosis permeate; seep; perm ...剂: a pharmaceutical or other ch ...染料渗透: dye-penetrant染料渗透常数: dye penetration constant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:染料渗透剂，即可在微信中查询翻译
