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2018011711:06  
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T1 ?????


T???25km/h????????


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????????????????????????????????????4%15%


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???T????T?????????????23000


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????????????60%?????1???????????????????????


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T?????????????????T???ǾT??20km/h?????T??40km/h?40kg?T70kg????T????1???


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?T??1844?T??100?????44?4000


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?????T???730??1888?-3588??????????30????T??20-30??


?????T???1?640?1280?-3199??????T?35???????T?????35??????1


?????????T??30-38???T??30???T??25-30?T??25-35?





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