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The country kept annual budgetary spending on education at over 4 percent of GDP and realized a significant increase in spending per student, the report said. The retention rate in nine-year compulsory education rose from 93.8 percent to 95.5 percent in China, it added. Annual per capita govern...
29 At the same time, the enhanced adhesion between nickel and steel substrate avoided grain pullout of the coated CBN wheels in the grinding operations of AISI 52100 hardened bearing steel15; the retention of TiN on the edge and surface of CBN grains also enabled grain fracture during grinding...
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