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Active metal salt coagulant, and a manufacturing method thereof
The present invention aims at providing an active metal salt flocculant significantly increased aggregation activity of the metal salt-based coagulant. Active metal salt flocculant of the presentExpand
Reading method and an optical information code reading apparatus of the optical information code
SUMMARY During repeating A normal reading process, the quality of the optical information code in the hourly image to be able to determine whether or not changed to the decoding impossible directions. Expand
Radiation-induced defects in Li[3]VO[4]