我也正想知道这个问题呢

每排货架之间均保持1.2～2.4m距离的属于单排货架，靠拢放置的两个单排货架属于双排货架，间距小于1.2m的单排、双排货架按多排货架设计。

3.9.3.7.5 Single-Row Racks. Racks that have no longitudinal
flue space and that have a depth up to 6 ft (1.8 m) with
aisles having a width of at least 3.5 ft (1.1 m) between loads
on racks.

3.9.3.7.1 Double-Row Racks. Racks less than or equal to
12 ft (3.7 m) in depth or single-row racks placed back to
back having an aggregate depth up to 12 ft (3.7 m), with
aisles having an aisle width of at least 3.5 ft (1.1 m) between
loads on racks.
3.9.3.7.3 Multiple-Row Racks. Racks greater than 12 ft
(3.7 m) in depth or single- or double-row racks separated
by aisles less than 3.5 ft (1.1 m) wide having an overall
width greater than 12 ft (3.7 m).

什么样的货架呢？是仓库的呢，还是超市的呢？
如果是仓库用的可以咨询 www.szydcc.com