The standard states that the citric acid-sodium nitrate treatment is the least hazardous for removal of free iron and other metallic contamination and light surface contamination.

该标准声明：柠檬酸-硝酸钠处理在去除游离铁合其他金属污染和轻的表面污染物时，危险性最低。

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Metallic sparking coating was successfully prepared by self-developed superfine aluminum power, and the properties were generally complied with the standard of coating for automobile.

采用自制超细铝粉配制成铝银浆，通过实验，给出了金属漆配制，涂装工艺，并对其性能进行了常规检测，其指标基本符合车用标准。

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Optimum prescription and process conditions were established. The product has bright and beautiful metallic lustre and all the indices have reached the National Standard.

介绍了糊料和浆料的最佳工艺配方和工艺条件，产品具有亮丽的金属光泽，各项指标均达到国家标准。

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The Virginia legislature, members of both houses, and parties, have an historic opportunity to enact and conduct a joint subcommittee to study the feasibility of a United States monetary unit based on a metallic standard.

FORBES: Yes Virginia, There Is A Constitutional Monetary Unit

For decades, the primary method to treat factures has been to use metallic hardware such as plates, screws and pins or a total joint prosthesis combined with standard bone cement known as Poly-Methyl-Methlacrylate (PMMA).

FORBES: Ozics And The Future Of Mending Bones