主要原因是加氢生成油中的荧光性物质对光的安定性较差。
The fluorescence in oil is the main cause to poor stability of hydrogenated oil under the light.
结果摘要如下: (1)白色桑蚕茧中存在荧光性物质,这些荧光性物质是从血液中被丝腺细胞吸收而进入丝物质中的。
The results are summarized as follows:(1) There are flourescent substances in the white cocoon layer. These substances are absorbed from the blood by the silk-gland cells.
该文依据分子轨道理论和固体物质的能带理论,对石油及岩石矿物的荧光性成因进行了论述。
The article deals with the oil and rock mineral property according to the molecular orbit theory and the energy band theory of the solid material.
因此,不含荧光剂等对人体有害的化学物质,是经宝鸡市卫生检疫部门认可的一次性环保纸杯。
Therefore, the non-fluorescent agent of poisonous chemical substances, is the health and quarantine departments in Baoji City approved a one-time green paper cups.
因此,不含荧光剂等对人体有害的化学物质,是经宝鸡市卫生检疫部门认可的一次性环保纸杯。
Therefore, the non-fluorescent agent of poisonous chemical substances, is the health and quarantine departments in Baoji City approved a one-time green paper cups.
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