The copper alloy membranes used are also suitable for liquid media and do away with the hitherto generally prevailing limitation of differential pressure sensors with piezoresistive elements : " suitable only for dry non - aggressive gases " 使用的铜合金隔膜适合液体介质从而推翻了迄今一般流行的基于压阻技术原理压差传感器的限制"只适用于干而无危险的气体" 。
