Anything not covered in this drawing is executed according to relevant standards and regulations of the state.
凡本图未尽事宜，请按国家有关资料标准及规范执行。
Pen drawing: artwork executed wholly or in part with pen and ink usually on paper.
钢笔画：全部或部分用钢笔，墨水绘成的美术作品。
When dilutionless drawing cann't be executed in one step, low dilution drawing can be used and the cut-off grade can be gradually raised towards dilutionless drawing.
当不能一步到位地施行无贫化放矿时，可用低贫化放矿，逐渐提高截止品位而趋向无贫化放矿。
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