????????????????????????·???????????θ?????????????????????????

??????????????????ж???????70m3???????????????????????400*600??????????????????????????????????????????1?1200*3000????????????????1200?????????????飻??2?????????160m3????????????????????????15-0mm??????????????????????????ú??????á?

??????????????У???????????1500*3000mm?????????????1200???????????????????α?·?????????79%-82%??????????????34-36%?????59-62%-200?????θ????????δ???????ξ???????????????5A?????12???????????????1500*3000mm???????2?250???????????????·???????????????25-28%?????90%-200??????θ????????δ???????ξ????????????????5A?????16???

?????????????????????????????????θ??????9????????????10m2???????????????????????12-14%????????????????????????2????????????