标签：measuri - 英国华人论坛

Measuring hearing loss is frequently confusing and, oftentimes, people get decibels and the concept of a percentage mixed up. Decibel is an open-ended scale of loudness that begins with zero, which is defined as the faintest sound that can b...英国华人论坛

Have you heard about float switch? It is a kind of device that is mainly used for measuring the liquid level or depth in a container. The water keeps on rising till it reaches the level of the switch and then it starts floating, which goes l...英国华人论坛