Pasteurization, also known as pasteurization, is named after its inventor, French biologist Louis Pasteur. In 1862, Pasteur invented a disinfection method that can kill germs in...
Apr 12, 2022
Wood Preservative is a chemical that, when injected into wood in a certain way, enhances the wood's resistance to fungal decay, insect infestation, marine borer erosion, etc.
The frequency domain refers to analyzing the function from the perspective of the frequency of the function, and the opposite of the frequency domain is the time domain. Simply ...
Apr 11, 2022
Qualitative evaluation is a "qualitative" analysis of the evaluation data, which is to use logical analysis methods such as analysis and synthesis, comparison and clas...
Homolysis refers to the process by which shared electrons are equally distributed to the two atoms forming the bond when a covalent bond is broken.
Apr 09, 2022
Initiator refers to a class of compounds that are easily decomposed into free radicals by heat, which can be used to initiate free radical polymerization and copolymerization of...
Diethyl ether is an organic compound with the structural formula C2H5OC2H5. Appearance is colorless transparent liquid with special irritating odor. Sweet. Very volatile. Its va...
Apr 08, 2022
Condensation often refers to the chemical reaction of organic compounds, the process in which the same or different organic compound molecules combine with each other to precipi...
Rolling bearing is a precise mechanical element that changes the sliding friction between the running shaft and the shaft seat into rolling friction, thereby reducing friction l...
Apr 07, 2022
Linear motion bearings are low-cost production linear motion systems for use with cylindrical shafts with infinite travel. Since the bearing ball is in point contact with the sh...
Nitro refers to the group left after removing a hydroxyl group from the nitric acid molecule, and the chemical formula is -NO2. Compounds in which the nitro group is attached to...
Apr 06, 2022
Nitro compounds can be regarded as derivatives generated by replacing one or more hydrogen atoms in hydrocarbon molecules with nitro groups (—NO2). According to the difference o...
