短語(yǔ)詞組

短語(yǔ)

• approaching flow system 淌迎躰系
• approaching landing system 進(jìn)近著陸系統(tǒng)
• Train Approaching Alarm System 列車接近報(bào)警系統(tǒng)
• the approaching landing system 進(jìn)近著陸系統(tǒng)
• approaching and landing system 著陸導(dǎo)引
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