共 50 条
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- [24] Inexpensive laboratory circulating pump INDUSTRIAL AND ENGINEERING CHEMISTRY-ANALYTICAL EDITION, 1941, 13 : 0356 - 0356
- [25] A SIMPLE CENTRIFUGAL CIRCULATING PUMP JOURNAL OF SCIENTIFIC INSTRUMENTS, 1958, 35 (02): : 70 - 70
- [26] A glass laboratory pump for gases or liquids INDUSTRIAL AND ENGINEERING CHEMISTRY-ANALYTICAL EDITION, 1943, 15 : 467 - 467