Watersource for drinking natural mineral water must be found by special geological exploration with protected zones pision and protection plan as the basis of the watersource protection during the mineral water development.
确定可以作为饮用天然矿泉水开发的水源地,除需进行专门的矿泉水水源地勘查工作外,还需提出矿泉水水源地资源保护与卫生防护带的划分及保护方案,作为开发过程中资源保护与卫生防护的依据。
Harmfulness of Static Electricity and its Protection during the Process of NF_3 Production;
NF_3生产中静电的危害及其防护
Corrosion and protection of grounding net in electric power system;
电力接地网腐蚀与防护技术的进展
Joint Technique of TA2/316L And Its Corrosion and Protection;
TA2/316L的连接技术及其腐蚀与防护
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