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【多选题】
Which of the following statements about the Animal Welfare Act (US) are correct?A.
On Aug 24 1966, the Laboratory Animal Welfare Act (P.L. 89-544) was signed into law. The Act sets minimum standards of care and housing for dogs, cats, primates, rabbits, hamsters and guinea pigs in the premises of animal dealers and laboratories, and it requires identification of dogs and cats to prevent theft. Dealers must be licensed and laboratories must be registered.
B.
Animals covered under this Act include any live or dead cat, dog, hamster, rabbit, nonhuman primate, guinea pig, and any other warm-blooded animal determined by the Secretary of Agriculture for research, pet use or exhibition.
C.
Excluded from the Act are birds, rats of the genus Rattus (laboratory rats), mice of the genus Mus (laboratory mice), farm animals, & all cold-blooded animals.
D.
On Dec 24 1970, Congress amends the Laboratory Animal Welfare Act (P.L. 91-579), renamed the Animal Welfare Act, extending protection to all warm-blooded animals in laboratories.
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【多选题】下面有关基础梁、框架梁的差异分析描述正确的是( )
A.
基础梁是柱的支座,柱是框架梁的支座
B.
础梁在柱节点内箍筋照设,框架梁在柱边开始设置箍筋
C.
架梁箍筋有加密区、非加密区,基础梁箍筋有不同间距的布筋范围;
D.
础梁端部根据有无外伸判断封边钢筋弯折长度,框架梁端部根据支座大小判断锚固值
【多选题】为正确计算产品成本，必须划分以下几个方面的费用界限( )
A.
应计入产品成本和不应计入产品成本
B.
待摊费用和预提费用
C.
各个会计期间
D.
可比产品和不可比产品