短語(yǔ)詞組

短語(yǔ)

• boron nitride filament yarn 氮化硼長(zhǎng)絲
• boron n filament 硼絲
• boron filament reinforced titanium 硼絲增強(qiáng)鈦
• boron filament reinforced nickel 硼絲增強(qiáng)鎳
• boron filament reinforced magnesium 硼纖維增加鎂
• boron n nitride filament yarn 氮化硼長(zhǎng)絲
• Boron filament and it 's application 硼纖維及其應(yīng)用
• boron -tungsten composite filament 硼鎢混郃絲
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