fineness of gold造句

"For the purpose of construing descriptions relating to the fineness of gold,"

The study of fineness of gold is of important significance in metallogenic theory and prospecting for gold.

a mark calculated to be taken as an indication of the fineness of gold of an article which is plated with or enclose in gold alloy or gilded;

By studying the fineness of gold, the factor and regularity related to mineralization can be found and used for guiding the exploration of gold deposits.

It also has responsibilities to protect consumers from fraudulent or unfair trading practices related to quantities of goods and the fineness of gold and platinum articles.