連體(ti)大棚一(yi)畝地多少(shao)錢:隨著PC板(ban)材(cai)料的(de)(de)(de)大量(liang)應用(yong)(yong)(yong),標(biao)準Venlo型溫(wen)(wen)(wen)(wen)室(shi)(shi)(shi)(shi)(shi)(shi)用(yong)(yong)(yong)PC板(ban)代(dai)替玻璃(li)透光覆(fu)(fu)蓋材(cai)料后,其(qi)(qi)結構又有了(le)(le)新(xin)的(de)(de)(de)改進。溫(wen)(wen)(wen)(wen)室(shi)(shi)(shi)(shi)(shi)(shi)跨度加(jia)大到(dao)了(le)(le)9.60m和10.8m,而每跨的(de)(de)(de)小(xiao)(xiao)屋(wu)(wu)(wu)面數仍保(bao)(bao)持2個,相應的(de)(de)(de)屋(wu)(wu)(wu)面高(gao)度也(ye)由(you)(you)原來(lai)的(de)(de)(de)0.80m提(ti)(ti)高(gao)到(dao)了(le)(le)1.20m和1.35m。由(you)(you)于(yu)加(jia)大了(le)(le)屋(wu)(wu)(wu)面面積,屋(wu)(wu)(wu)面荷載(zai)也(ye)隨之(zhi)加(jia)大,若采(cai)用(yong)(yong)(yong)原來(lai)的(de)(de)(de)鋁(lv)合(he)金(jin)(jin)繼續(xu)兼顧鑲(xiang)嵌(qian)覆(fu)(fu)蓋材(cai)料和承重兩重作用(yong)(yong)(yong),勢必將使(shi)(shi)鋁(lv)合(he)金(jin)(jin)的(de)(de)(de)截面加(jia)大,這樣溫(wen)(wen)(wen)(wen)室(shi)(shi)(shi)(shi)(shi)(shi)的(de)(de)(de)整(zheng)體(ti)造價(jia)將會大幅(fu)度提(ti)(ti)高(gao),為此(ci),在保(bao)(bao)留(liu)原Venlo型溫(wen)(wen)(wen)(wen)室(shi)(shi)(shi)(shi)(shi)(shi)桁架結構的(de)(de)(de)基礎上,屋(wu)(wu)(wu)面采(cai)用(yong)(yong)(yong)小(xiao)(xiao)截面輕(qing)鋼(gang)結構承重,將PC板(ban)鑲(xiang)嵌(qian)鋁(lv)合(he)金(jin)(jin)條進一(yi)步減(jian)小(xiao)(xiao),使(shi)(shi)溫(wen)(wen)(wen)(wen)室(shi)(shi)(shi)(shi)(shi)(shi)的(de)(de)(de)整(zheng)體(ti)造價(jia)保(bao)(bao)持在較小(xiao)(xiao)的(de)(de)(de)增幅(fu)范圍內(nei)。其(qi)(qi)次,為了(le)(le)增加(jia)溫(wen)(wen)(wen)(wen)室(shi)(shi)(shi)(shi)(shi)(shi)屋(wu)(wu)(wu)面通(tong)風(feng)窗(chuang)(chuang)面積,屋(wu)(wu)(wu)面開(kai)窗(chuang)(chuang)采(cai)用(yong)(yong)(yong)了(le)(le)門式鋼(gang)架結構溫(wen)(wen)(wen)(wen)室(shi)(shi)(shi)(shi)(shi)(shi)的(de)(de)(de)通(tong)長天窗(chuang)(chuang),開(kai)窗(chuang)(chuang)寬度可(ke)達(da)到(dao)1.0~1.2m,可(ke)達(da)到(dao)半屋(wu)(wu)(wu)面開(kai)啟的(de)(de)(de)窗(chuang)(chuang)度,使(shi)(shi)自然通(tong)風(feng)的(de)(de)(de)能力得到(dao)了(le)(le)顯著提(ti)(ti)高(gao)。由(you)(you)于(yu)PC板(ban)代(dai)替了(le)(le)玻璃(li),溫(wen)(wen)(wen)(wen)室(shi)(shi)(shi)(shi)(shi)(shi)的(de)(de)(de)保(bao)(bao)溫(wen)(wen)(wen)(wen)性能也(ye)有了(le)(le)顯著提(ti)(ti)高(gao)。但PC板(ban)溫(wen)(wen)(wen)(wen)室(shi)(shi)(shi)(shi)(shi)(shi)的(de)(de)(de)造價(jia)較Venlo型玻璃(li)溫(wen)(wen)(wen)(wen)室(shi)(shi)(shi)(shi)(shi)(shi)要高(gao)。因此(ci)用(yong)(yong)(yong)戶在選擇使(shi)(shi)用(yong)(yong)(yong)溫(wen)(wen)(wen)(wen)室(shi)(shi)(shi)(shi)(shi)(shi)類型時,要根(gen)據當地的(de)(de)(de)氣候條件,考慮投資與運行成本的(de)(de)(de)經濟(ji)平(ping)衡。