DIN 20301:1999
岩石钻进技术.技术术语、单位和公式符号
Rock drilling operations - Terminology, units, and symbols for use in formulae
- 标准号
- DIN 20301:1999
- 发布
- 1999年
- 发布单位
- 德国标准化学会
- 当前最新
- DIN 20301:1999
- 被代替标准
- DIN 20301:1973
- 适用范围
- The document contains and defines technical terminologies of rock drilling which are manly used in mining and deep drilling technique.