规定了用于表示大气压力的惯例，给出了所有类型水银气压计的标准条件，并为常规航空和气象应用提供了全面的校正和解释性说明。交叉引用:BS 0:第3部分BS 5233BS 5555BS 5775:第02G 115部分

Specifies the conventions used for expressing barometric pressure, gives the standard conditions for all types of mercury barometer and provides comprehensive correction for routine aviation and meteorological applications with explanatory notes.Cross References:BS 0:Part 3BS 5233BS 5555BS 5775:Part 02G 115