And it's basically causing potentially a failure of the recirculatingpump or a cavitation of these pumps, both are not good things.
那基本上引起了潜在的，循环泵的失效或者这些泵的空穴现象，两种都不是好事情。
2
This apparatus is enable to change the rotational speed of the pump in a wide range, to heat recirculating water and to load both axial and radial forces on the pump spindle.