petroleum pitch

短语词组

短語

• petroleum pitch enamel 石油瀝青漆
• petroleum pitch coke 石油瀝青焦炭
• petroleum pitch fibre 石油瀝青纖維
• petroleum pitch enareel 石油瀝青漆
• petroleum pitch coating 瀝青外覆蓋層
• petroleum pitch based MCMB 石油瀝青基MCMB
• petroleum pitch based -carbon fiber 瀝青基碳纖維
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