共 50 条
- [42] TOTAL INSPECTION TIME REDUCED 50-PERCENT MANUFACTURING ENGINEERING, 1987, 99 (05): : CT83 - CT83
- [44] APPLYING THE 50-PERCENT RULE IN A SINGLE AUDIT JOURNAL OF ACCOUNTANCY, 1990, 169 (05): : 111 - &
- [45] ANIONS IN 50-PERCENT CAUSTIC BY ION CHROMATOGRAPHY ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY, 1988, 195 : 190 - ANYL
- [47] THE 50-PERCENT LETHAL DOSE FOR THE CHICK EMBRYO BRITISH JOURNAL OF RADIOLOGY, 1957, 30 (355): : 350 - 351