Campus security, the status quo is worrying

Since many campus violence incidents occurred in succession, campus safety work has received attention. At present, what is the application situation of the campus security system? 1, in terms of means, mainly to air defense and physical defense, lack of technical defense. 2. In terms of-----

How to make a hazelnut compound feed?

The use of artificially farmed insects and Other insects for feeding, although it can play a role in supplementing nutrients, but not necessarily the size of each insect or insect individual can be eaten for the scorpion. Therefore, the compound feed should be reasonably matched according to the di-----

China's steel consumption is expected to reach 715 …

Li Xinchuang, president of China Metallurgical Industry Planning and Research Institute, said yesterday that it is estimated that the actual consumption of steel in China this year is 693 million tons, and the actual consumption of steel will reach 715 million tons next year, up 3.2% year-on-year. C-----

Imported materials kitchen 20,000 yuan easy to get

How much does the kitchenette cost? How much is the price of a small kitchen decoration? Taking an area of ​​6 square meters as an example, if you choose a domestic kitchen, the higher grade price is generally around 2,000 yuan/constant meter (excluding electrical appliances, faucet-----