????????,????6mm??,????10#??,????12mm×10cm??,????????,????14#??,???????,?????
??????????????????????,??????????????????1m/?,??????2.5m?,??????;??????3m?,????????,???????3m/?;???????f16?????,????????pvc??7????????????????(????)
????????????,?????????????????7?????(???????,??????)??????
??????????????????,???????????,???????????????????????????,?????????????????,???????????????1~2????,??????,??????????????????????????????????0.3m?????
11 ???: ???????????????,???????,???????12 ?? ??: ???????????????
?2?????(????)??,??????,???30cm??????;?????f50?f30???????,?f50??,??1~2?f30???????????????????????????????????????????????????????????????;??????????,
???: ??????????(alc?)???
???: ??????????
????
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