Be used for factories, mines and enterprises such as heat-engine plant, chemical plant, be regenerated the equipment purifying the special use resisting to burn oil.
用途用于火电厂、化工厂等工矿企业，再生净化抗燃油的专用设备。
Since many secondary vocational schools are run by enterprises, institutions, mines and factories, the graduates of these schools often can go directly to work in the sponsoring organizations.
由于许多中等职业学校都由企业、机关、煤矿和工厂开办的，所以毕业生常常可以直接在办学单位里工作。
Compared with Sulfocyanide Photometry and Lead Molybdate Weight method, this method is simple, rapid and accurate, and worth being spread in factories, mines and other enterprises.
通过与硫氰酸盐光度法和钼酸铅重量法对比，证明了本方法简单、快速、准确，值得在厂矿企业大力推广。
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