ประโยคภาษาจีน : 中文句子 |
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zhuàn lú 转炉 yǎng 氧 qiāng kǒu 枪口 cǎi yòng 采用 zhēng qì 蒸汽 fēng huǒ 封火 jì 既 jié yuē 节约 yǒu 有 yóu 油 dàn qì 氮气 yòu 又 lì yòng 利用 huí shōu 回收 zhēng qì 蒸汽 |
It can economize oil nitrogen gas as well as make full use of recovery steam to use steam to bake the fire in the converter cover opening. |