求翻译：　　2、半室外空间的阳台要注意承重问题。一般的阳台底板承载力每平方米为200－250公斤，如果堆放的物品超过了设计承载能力，就会降低安全指数。是什么意思？

2, semi-outdoor space of the balcony to pay attention to bearing problems. Carrying capacity of the balcony floor general for the 200-250 kilograms per square meter, if the pile of items over the design load capacity, it will reduce the safety index.

2, semi-outdoor space on the balcony to load-bearing. In general the balcony plate bearing capacity for 200 - 250 kilograms per square meter, and if the goods yard over the design capacity, would reduce security index.

　　2nd, half outdoor spatial balcony must pay attention to the load-bearing question.General balcony ledger wall supporting capacity each square meter is 200-250 kilogram, if piles up the goods have surpassed the design bearing capacity, can reduce the security index.

　　2 balcony, half outdoor space to the problem of load-bearing. Balcony floor bearing capacity of 200-250 kilograms per square meter, if stacked items exceeds the design load capacity, it will reduce the security index.

2, semi-outdoor space of the balcony to pay attention to bearing problems. Carrying capacity of the balcony floor general for the 200-250 kilograms per square meter, if the pile of items over the design load capacity, it will reduce the safety index.