进口散装铬矿石取样、制样方法
Methods for sampling and sample preparation of chrome ores in bulk for import
2015-05-26
SN/T 3997-2014
散装红土镍矿取样和样品制备方法
Methods for sampling and sample preparation of laterite nickel ores in bulk
2014-11-19
YS/T 950-2014
散装红土镍矿取制样方法
Methods for sampling and sample preparation of laterite nickel ores in bulk
2014-10-14
GB/T 2007.2-1987
散装矿产品取样、制样通则 手工制样方法
General rules for the sampling and sample preparation of minerals in bulk--Sample preparation by manual method
1987-12-09
BS 5661-1987
Method for preparation of samples of iron ores by manual means
人工制备铁矿石样品的方法
1987-10-30
GB/T 2007.1-1987
散装矿产品取样、制样通则 手工取样方法
General rules for the sampling and sample preparation of minerals in bulk--Sampling by manual method
1987-12-19
GB/T 2007.7-1987
散装矿产品取样、制样通则 粒度测定方法 手工筛分法
General rules for the sampling and sample preparation of minerals in bulk--The method for determination of size by manual sieving