60 cubic foot =about 4800 pounds, or 2 lifang. A lot of work

for a single day.

所有跟帖: 

波大算的對,樓上的同學們都沒幹過。 -幾顆汗滴- 給 幾顆汗滴 發送悄悄話 (0 bytes) () 05/26/2023 postreply 07:10:32

請您先登陸,再發跟帖!