within the contract area. Prices are based upon referenced areas being maintained within the previous 6 months. Cost of service = $55.00 per acre per service. â¢ Moderate Size â Building Grounds: Provide all labor, equipment, and material associated with the Mowing of formalized building grounds of moderate size and mixed use.
This stand is composed of the following elements: a static frequency converter that supplies a three-phase asynchronous motor, a tachymeter for rpm measurement a central unit and monitor for control and monitoring, and a single-phase synchronous generator for loading the three-phase asynchronous motor.
Turbidity is measured in NTU: Nephelometric Turbidity Units. The instrument used for measuring it is called nephelometer or turbidimeter, which measures the intensity of light scattered at 90 degrees as a beam of light passes through a water sample.