| aplmf.org | |
| 网站标题： | APLMF - About APLMF |
| 网站简介： | Asia-Pacific Legal Metrology Forum (APLMF) was established in 1994. The APLMF is a grouping of legal metrology authorities from the Asia Pacific Economic Co-Operation (APEC) and other interested economies. |
| 关键字： | measurement metrology MEDEA weights measure APEC Asia Pacific mass meter |
| imeko.org | |
| 网站标题： | IMEKO News & Events |
| 网站简介： | International Measurement Confederation |
| 关键字： | measurement metrology unit quantity physical mechanical electrical optical chemical |
| lem.com | |
| 网站标题： | LEM – current transducer, voltage transducer, sensor, power |
| 网站简介： | LEM - Experts for Electrical Measurement. Our task : the measurement and control of electrical parameters… |
| 关键字： | LEM Transducer Current Sensor Current transducer Voltage transducer Current measurement Voltage measurement Danfysik Hall effect Measuring cu |