The design methods for distortional buckling in specification AS/ NZS 4600:1996 and Direct Strength Design Method ( DSM) in specification NAS 2004 haven't considered the adverse interaction between local and distortional buckling.
澳洲规范AS/NZS4600:1996及北美规范NAS2004中关于发生畸变屈曲构件承载力的计算方法没有考虑局部屈曲和畸变屈曲相关作用的不利影响。
, Ltd., BASF and DSM. The global consumption of D-calcium pantothenate was about 9000 t/ a shared by America with 3200 t/ a, Europe with 2800 t/ a, Asia with 2500 t/ a and Latin America with 500 t/ a.
目前全球D-泛酸钙消费量大约9000t/a,其中美国约3200t/a、欧洲约2800t/a、亚洲2500t/a、拉美等地区500t/a。
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