sequence of zoningの例文

• According to distribution regularity of elements in strata , intrusive rocks , ores and orebodies of the zhongqiuyang volcanogene hydrothermal copper deposit , this paper has elucidated characteristics of geochemical primary anomalies , determined indicator elements related to the ore deposit and their sequence of zoning , established indices for evaluating denudation extent of ore deposit , and formulated geochemical anomaly pattern of the ore deposit