词汇	recovery boundary
释义	recovery boundary 航安全改出边界
随便看	Non Metallic Inclusions non-metallic inclusions nonmetallic inclusions in metals nonmetallic incrustation non-metallic industry nonmetallic ingredient non metallic ingredient non-metallic ingredient nonmetallic inorganic coating non metallic inorganic coating non-metallic inorganic coating nonmetallic inorganic material non-metallic inorganic material non-metallic inorganic materials non-metallic inorganic meterial non-metallic inorganic meterials non-metallic inpurity nonmetallic ion non metallic ion non-metallic ion non-metallic, layer nonmetallic lubricant non metallic lubricant non-metallic lubricant nonmetallic luster