Search History Select to load keywords (author equals "วิเชฏฐ์ คนซื่อ") AND (dateIssued equals "[2550 TO 2559]") AND (dateIssued equals "2550") AND (author equals "ดวงแข สิทธิเจริญชัย") AND (author equals "นนทิวิชญ ตัณฑวณิช") (subject equals "ตัวเร่งปฏิกิริยา") AND (subject equals "Heterogeneous catalysis") AND (subject equals "น้ำมันหล่อลื่น")
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