The number of artificial grains is green to the eye. It was a true portrayal of many seed inspection personnel. After the birth of the seed counting device, the number of artificial seeds became history. This efficient seed counting method not only makes the eyes Since it is no l.......

Dry body temperature calibration furnace calibration process common faults and solutions:

Dry body temperature ca.......

Many people understand the growth status of plants by observing the growth performance of the plants, such as the color of the leaves, the condition of the roots and stems, etc. This method is actually only an empirical judgment and is not accurate. In-depth understanding of the .......

From the Xinjiang Tazhong Oilfield in the hinterland of the Taklamakan Desert (known as the "Dead Sea of ​​Death") to the Zepu Petrochemical Plant, the entire 855 kilometers, more than one-third of the road sections are typical of desert roads, along the dunes.......