A church unfinished in India collapses, causing ten people to be eliminated.
According to a record on the website of the Indian regular "The Week," on January 8, 7th, a…
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Engine lubricating oil undergoes a series of chemical and physical changes during its service life, which may lead…
Read MoreCharacteristics and applications of modified sodium disilicate
MDS has good water solubility Compared with 4A zeolite and layered silicon, the water solubility of modified MDS…
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