E-mail:info@welldonechina.com
+86-17664031716
-for-drilling-muds.png.webp)
Will the global earthquake increase to 20 in 2018?
Becky Zhao
Original
2017-11-22 11:57:13
1900 occurred after the earthquake magnitude 7 or more found that since 1900, more than 100 years, there are five times more than the number of strong earthquake in the past, an average of 25 to 30 strong earthquake in a year, while other times a year is only 15.The peak of the earthquake was the period when the earth's rotation slowed down for five consecutive years, and it was a period of strong earthquakes.
WELLDONE insists on environmental materials, use polyacrylamide and reduces water pollution.Protect the environment, protect the earth, protect the common homeland of mankind.
WELLDONE insists on environmental materials, use polyacrylamide and reduces water pollution.Protect the environment, protect the earth, protect the common homeland of mankind.
