New World Group is the major investor of Guangzhou City Northern Ring Road.
新世界集团是广州市北环高速公路的主要投资者。
When the anthraquinone ring is led into different group, it changes into a different dyestuff.
将蒽醌环上引入不同的基团则成为不同的染料。
When the anthraquinone ring is led into different group, it changes into a different dyestuff.
将蒽醌环上引入不同的基团则成为不同的染料。
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