In the forty years in China, a great advance of gold assay was made in four aspects, namely, fire assay, wet assay, phase analysis and sampling and preparation of sample.
本文阐述了四十年来我国黄金分析在火法试金、黄金湿法分析、金的物相分析及取样与制样四个方面的进展。
2
According to the criteria on testing air cooling equipments by means of air enthalpy difference method, air humidity is often obtained in the way of samplingwet bulb temperature.
在用空气焓差法测量空气冷却设备冷量的标准中，空气湿度常用湿球温度取样的方法测得。
3
Furthermore, the accuracy of wet assay of gold in experimental sample was studied by means of new reduction sampling formula.