求教 Natural pitch 翻译成什么好?
我所指的 Natural pitch 包含以下产品:
Pitch, cork
Pitch, natural, for coatings
Pitch, natural, caulking
Pitch, natural, shoemaking
Pitch, natural, grafting
Pitch, natural, for electrodes
Pitch, natural, for foundries
Pitch emulsions
Pitch, linseed
Pitch, stearic
Pitch, caulking
Pitch, tall oil
Pitch, natural, NES
谢谢指教![收起]
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