Recent-year studies demonstrate that wax consists of not only high-molecular-weight normal alkane, hut also isoalkane, naphthene and olefin;
并认为蜡不仅仅源于高
，低水生生和
相藻类对蜡也是
献者。
Recent-year studies demonstrate that wax consists of not only high-molecular-weight normal alkane, hut also isoalkane, naphthene and olefin;
并认为蜡不仅仅源于高，低水生生和相藻类对蜡也是献者。
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