After the heavy rain in summer, hot weather occurred. The vegetable roots that had just been immersed in the rain have not completely recovered. The transpiration of the leaves of the vegetables caused by the scorching sun is intensified. Together with the high temperature and temperature of the s ---MORE---
: 24 hours: Valve Daquan: Henan pneumatic, electric valve expert D943H electric hard sealing butterfly valve Model: D943H- 10/16/25 Caliber: DN50-2000 Pressure: 1.0MPa-2.5MPa Material: Â Cast iron, cast steel, carbon steel, stainless steel, 304 , 316 Electric hard seal butterfly valve ---MORE---
Release date: 2010-08-11 On July 27th, Ms. Wu of Dalian fainted 4 times a night and sent it to the hospital for examination. It was known that the pacemaker battery was out of power, and the pacemaker installed 20 years ago was “strikeâ€. Ms. Wu is unfortunate. Waiting for her will ---MORE---
◠Zebin Wang, Ph.D. of Food Engineering, USA, Senior Member of the American Food Technology Association If only from the perspective of commercial marketing, chickens beat MSG is a very successful case. When the chicken essence appeared, the merchants publicized the fact that “MSG is ---MORE---
The best temperature: About 12 degrees Celsius is better. First, under this temperature regulation, many aromas can be played normally. Second, at this temperature, the carbon dioxide in the wine will work slowly. It will bring out the fragrance when the temperature rises, and the temperature wil ---MORE---
Utilizing the greenhouse nursery in greenhouses can make peppers market ahead of time and greatly increase economic benefits. In the process of nursery, there are several key steps that should not be overlooked: (1) Choose a nursery. Choose a high-pitched terrain, sunny, conducive to drainage, not ---MORE---
Solid phase extractor purification method for sulfonamides in animal liver Extraction a. Weigh 5g sample, and 10g anhydrous sodium sulfate is added to the centrifuge tube; b. Add 20 mL of ethyl acetate, stir for 10 min, centrifuge for 5 min, and slowly pour the sup ---MORE---