ZH
RU
ES
unknown
unknown, Total:2 items.
In the international standard classification, unknown involves: Quality, Tea. Coffee. Cocoa.
Taiwan Provincial Standard of the People's Republic of China, unknown
- CNS 8880-1983 Interval Estimation of the Difference Between Two Population Means (Standard Deviations Known)
Association Francaise de Normalisation, unknown
- NF V03-341:1981 Tea. Preparation of ground sample of known dry matter content.