泵的使用范围的英文

• application fields for pumps

• 泵:    pump
• 的:    4次方是 The fourth power of 2 i ...
• 使用:    make use of; use; employ; ap ...
• 范围:    scope; limits; extent; bound ...
• 检测仪表的使用范围:    instrumentation limitations

例句与用法

1. But there is still a difficult problem present in the low specific speed sewage pumps : with changeable operation points , the motor is often destroyed by overload , which restricts the application of the pump in many fields
   但是低比速排污泵在工况多变的场合极易因过载而烧毁电机，这一问题一直没有得到很好的解决，这大大限制了排污泵的使用范围。