研究1922年至今的“时尚”杂志的服装尺码广告，阿莱娜·瑞丽，一位关注服装历史的设计师，发现服装尺寸数十年来一直无规范。
Studying dress sizes in Vogue advertisements from 1922 on, Alaina Zulli, a designer focusing on costume history, found clothing sizes have been irregular for decades.
在框架结构中，经常会遇到植筋问题，而关于钢筋的种植尚无规范指导。
In skeleton structure, we'll always meet the problem of implanting concrete bar about which there's no standard direction.
美国AISI规范中对特定条件下的带洞腹板做了规定，而我国《冷弯薄壁型钢技术规范》（GB50018-2002）对此尚无规定。
AISI Specification have made relevant rules on web with openings, but Technical Code of Cold-Formed Thin-Wall Steel Structures(GB50018-2002) does not have the rules.
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