共 50 条
- [2] AN AUDIBLE VACUUM-LEAK INDICATOR [J]. JOURNAL OF SCIENTIFIC INSTRUMENTS, 1950, 27 (03): : 76 - 77
- [3] Water level indicator with audible high and low warnings [J]. ELECTRONICS WORLD, 2002, 108 (1796): : 32 - 32
- [6] A SPEED INDICATOR FOR HIGH SPEED SHAFTS [J]. JOURNAL OF SCIENTIFIC INSTRUMENTS, 1945, 22 (02): : 36 - 37
- [7] COMPENSATION TECHNIQUES CREATE SENSITIVE STRAIN INDICATOR [J]. DESIGN NEWS, 1983, 39 (05) : 160 - 161
- [9] A POSITIVE SPEED INDICATOR [J]. Journal of Fluids Engineering, Transactions of the ASME, 1884, 5 : 206 - 211
- [10] Stacked Towers Create Vertical City In Rotterdam [J]. CIVIL ENGINEERING, 2009, 79 (12): : 16 - 17