Nutrition knowledge
ã€Introduction to light bamboo knowledge】:
The light bamboo is the whole grass of the light grass of the grass family or the Chinese light bamboo. Light bamboo is a pe.......
At present, the application of biogas is becoming more and more widespread, and the biogas pool is also being built more and more, with little investment, and the benefits to users are indeed high. However, slow gas production, low gas production, and uneven gas production are also a heada.......
Since cold weather is predominant in winter, especially after the winter solstice, it is suggested that warming and replenishing yang should be used to protect against cold pathogens. Say "drug is not as good as food supplement," some of the diet eaten du.......
With social development, people’s lives are getting better and better. The demands for food and vegetables are also getting higher and higher. At this time, green pollution-free food has become an inevitable trend. The hundreds of millions of beneficial microorganisms of the golden .......
Electric actuators generally consist of the following parts:
Special motor, characterized by strong overload capability, large starting torque, small moment of inertia, short-term and intermittent operation.
A speed reduction mechanis.......
1. Do a good job in environmental sanitation: build cattle scientifically, create good sanitation conditions, supply fresh air, clean the cow's hoops, the excrement of the sports ground, and maintain the cleanlines.......