有必要自己製氧嗎?國內到處都有製氧廠。買個便攜式氧氣罐和可控閥門就可以了。
所有跟帖:
• 我家有一個,但要有人去換,所以想在這兒買個便攜式製氧機 - 回複:有必要自己製氧嗎?國內到處都有製氧廠。買個便攜式氧氣罐和可控閥 -xueming- ♂ (0 bytes) () 10/15/2013 postreply 08:56:22
• 我家有一個,但要有人去換,所以想在這兒買個便攜式製氧機 - 回複:有必要自己製氧嗎?國內到處都有製氧廠。買個便攜式氧氣罐和可控閥 -xueming- ♂ (0 bytes) () 10/15/2013 postreply 08:56:22
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