求翻译：5对铺设的房间检查净空尺寸，找好方，在找平层上弹出方正的垂直控制线（找平层一般分为"软底"和"硬底"，在当日抹好的找平层上铺砖，称为"软底"，在已完成硬化的找平层上铺称为"硬底"，找方正时在硬底上可弹控制线，在软底上拉控制线）。按施工大样图计算出铺贴的张数，若不是整张的应甩到边角处，不能铺设到显眼的地方。是什么意思？

5 on laying of room check clearance size, found good party, in leveling layer Shang pop-up founder of vertical control line (leveling layer General is divided into "soft end" and "hard end", in day wiped good of leveling layer spread brick, called "soft end", in has completed hardening of leveling layer spread called "hard end", found founder Shi in hard end Shang can bomb control line, in soft end Shang pull control line). According to construction detail drawing pieces of paving is calculated, but should be left to the corner of the sheet, not laying to a conspicuous place.