Crude protein measurement method

What is crude protein? What is the difference between crude protein and protein? How do you measure the content of crude protein in feed? The high content of crude protein does not necessarily mean that the protein content is high. I think that when you l

Two national standards for lighting equipment released

According to reports, yesterday was the World Standards Day. The National Standards Committee, the Ministry of Industry and Information Technology and other departments jointly issued 33 national standards. Among them, the energy efficiency limit value and energy conservation evaluation of halo

16 cold knowledge about burglar alarm detectors

16 cold knowledge about burglar alarm detectors:

1. What is an anti-theft alarm system?

The anti-theft alarm system is a system that uses the detectors of various functions to protect the perimeter of the house, space, environment and people.

2. What is a detector? <

Top ten brands of dump trucks

Our common dump trucks generally work on site and excavators and other machinery. Excavators are responsible for transporting the dirt, sand, rubbish, and coal that need to be transported to dump trucks; they are then trans

Two minutes let you know the cast steel globe valve

Globe valve, also known as the cut-off valve, is a forced-sealed valve, so the valve is closed, the pressure must be applied to the valve flap to force the sealing surface does not leak. When the medium from below the valve into the valve, the operating force needed to overcome the resista

Car battery maintenance method

Nowadays people pay great attention to the maintenance of the car, and there are different maintenance methods from the outside to the inside of the car. Many people can't do a lot of maintenance when they are car maintenance. The advantage of self-maintenance is