The determination of gold in alloy gold of low fineness by traditional fire assaying was studied in this paper. 研究了用傳統的火試金法測定低成色合質金中的金。
The most important assaying technique grew largely out of the experiments of the ancient alchemists and goldsmiths. 古代鍊金術士和首飾匠企圖通過將賤金屬或礦物加熱以尋求或創造貴金屬,試金法這項非常重要的技術就是從他們的經驗中發展起來的,並一直沿用到今天。
The testing person is doing physics and chemistry assaying. 化驗人員在做理化分析試驗。