The CAS Registry Number itself has no chemical significance.

CAS注册号本身没有化学意义。

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The paper has discussed ways to effectively get chemical material registry number.

文章就如何快速有效地确定化学物质登记号进行了探讨。

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Each compound is identified by an UPAC-based name, the CAS registry number, its empirical formula and structure.

每种化合物被基于UPAC的名字，CAS 登记数目，它的经验公式和架构鑑定。

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The National Dog Registry recommends on its website that a number of the owner's choice be tattooed on the pet in an easily visible spot.

CNN: Dog tattoos cruel or prudent?

The recording that received the highest number of public nominations for this year's registry was The Dark Side of the Moon, Pink Floyd's groundbreaking 1973 album.

BBC: Pink Floyd album to be preserved by US Library

If America opts for a single registry, NeuStar would probably be its administrator not just because it already runs the telephone-number system, but also thanks to its political connections (the firm was spun off by Lockheed Martin, a defence contractor, in 1999).

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