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Double filter has a compact construction and it is very easy to install.
其结构紧凑，易于安装，不用停车就可更换空气过滤芯。
youdao
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It is equipped a smoking device. The whole machine has a compact structure.
自身带有烟尘处理装置，整机结构紧凑。
youdao
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It is equipped a smoking device. The whole machine has a compact structure.
自身带有烟尘处理装置，整机结构紧凑。
youdao