??2?????????????????????????????????????????22???????????????????????(? ??????????)?DN1600???????21???????????,??????????????????,??????????21??,??,?400?????

?,???????????????????????????????????????????????????????????????????,??

?21??21??????50????,?????????????????????????,??,????22???3?????,????????,??????????

???????21?,???,?????,???????????????????????????????????????????????????15?????,?????????????

2????????21??,??DN1600??,??????????????????? ????????????

?????,??21???21?????????,?????????33???,?400????????(??????????????)

?????????:??????????????? ??�?????400?4????�????

?? ?????? ???????????????????

????:1??????400?4????:?????

2???????

3???spa???????

4?51?????

5???????????

??2?????????????????????????????????????????22???????????????????????(? ??????????)?DN1600???????21???????????,??????????????????,??????????21??,??,?400?????

?,???????????????????????????????????????????????????????????????????,??

?21??21??????50????,?????????????????????????,??,????22???3?????,????????,??????????

???????21?,???,?????,???????????????????????????????????????????????????15?????,?????????????

2????????21??,??DN1600??,??????????????????? ????????????

?????,??21???21?????????,?????????33???,?400????????(??????????????)

?????????:???????????????