???????????????????????
4??1500??8000 21??
10??2000??8000 70??
4??1500??800035??
4??1500??8000 80??
8??1800??8000 70??
6??1800??8000 80??
???????????????????
????????
??????????50????????м??????20?????????????38000??????????2800??????????40000????????2000?????????????30???????2???25????????????????й?????????????г???????????????????????????????и?????????????12?????160??????????????????????????????????????е?豸???????????????и????????????????8-600mm???4.6m??????15m???????и??????????????????????????????????к?????????????????????豸??????????????????????????????????????и??????????б???????????????μ????????????????簲????????????????????????????????????
???????????18*1800*8m??q345qc???????????????????????????
