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清風(fēng)飄雪
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樓主  發(fā)表于: 2020-05-19 10:01
我這邊有個(gè)項目，指定的三個(gè)變頻器品牌，西門(mén)子，ABB和丹佛斯，用作酒店的風(fēng)機，那個(gè)大神給介紹下他們各自的優(yōu)勢，價(jià)格是什么情況
總包指定這幾個(gè)品牌
[ 此帖被清風(fēng)飄雪在2020-05-19 13:15重新編輯 ]
sxguozhifeng
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1樓  發(fā)表于: 2020-05-19 10:35
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