求翻译：3.1 落煤管安装于转运站、煤仓间转运站、碎煤机室内所有落煤管（落铁管），所有落煤管口径尺寸由投标方根据山东电力工程咨询院有限公司提供的落煤管图纸确定。是什么意思？

Coal drop 3.1 coal chute installed in the transfer station, coal bunker transfer stations, coal crusher indoor coal drop pipe (drop-iron pipe), the the coal chute aperture size by the bidder, Shandong Electric Power Engineering Consulting Institute Co., Ltd. tube drawing to determine.

3.1 installed in fall and transfer stations, coal chamber, and broken-transfer station and all the room and down the pipe (coal), and all down the caliber size by the bid Parties in accordance with Shandong power engineering consulting service Co. , Ltd located in coal and tube drawing.

正在翻译，请等待

3.1 coal dropping pipe installed between refuse transfer stations, the coal bunker indoor all coal dropping pipe for coal transfer station, ground (falling pipe), all coal dropping pipe diameter dimensions by bidders in accordance with Shandong electric power engineering consulting Institute limited