Complex sentence: Conventional solutions concerning two-and three-phase metering systems require expensive and cumbersome test separators, high maintenance, field personnel intervention, and do not lend themselves to continuous monitoring or metering.
Split into simpler sentences: Conventional solutions concerning two-and three-phase metering systems require expensive and cumbersome test separators, high maintenance, and field personnel intervention. These conventional solutions do not lend themselves to continuous monitoring or metering.