2025-09-22 11:01:10
In daily life, people often say a certain container can hold "a few liang and a few qian" of wine. This statement is actually not very accurate. "Qian" and "liang" are units of measurement, not units of volume, and have existed since ancient times. This article focuses on the unit of measurement, "qian," which originated in the Tang Dynasty. The "Book of Han: Records of the Calendar" states, "The ...
2025-09-09 10:22:21
Strain gauge force and load cells are widely used in industries such as manufacturing, national defense, and transportation. They are mainly used as core components of various electronic weighing instruments and production process control equipment. Their performance directly affects the accuracy of force measurement or control. Nonlinear error is the most important technical indicator of strain g...
2025-09-09 10:21:44
Electronic price scales are indispensable measuring instruments in farmers' markets. Included in the "Catalogue of Measuring Instruments Subject to Compulsory Management". To further standardize the measurement order in the consumer market, effectively crack down on measurement violations, create a safe and reassuring consumption environment, and truly safeguard the immediate interests of the broa...
