求翻译：四要认真落实今年的住房用地供应计划，确保保障性住房用地，加快普通商品住房用地投放。认真执行《国有土地上房屋征收与补偿条例》。是什么意思？

Fourth, we should conscientiously implement the plan this year's supply of housing land to ensure land for affordable housing, accelerate the delivery of common commercial housing land. Seriously implement the "state-owned land on the housing levy and Compensation Ordinance."

正在翻译，请等待...

Four must carry out this year the housing to use earnestly to supply the plan, guarantees the indemnificatory housing to use, speeds up the ordinary commodity housing to use to put in.Carries out "On earnestly State-owned land House Collection And Compensation Rule".

Four is necessary to conscientiously implement this year housing land supply plan, ensure affordable housing land, speeding up the ordinary commodity housing land to inject. Conscientiously implemented the housing levy and Compensation Ordinance on State land it.

Four to conscientiously implement this year of housing land supply plan, ensure security housing land, accelerated launch of commodity housing land. Seriously implement the State-owned housing on land expropriation and Compensation Ordinance.