Search History Select to load keywords (subject equals "Catalysts") AND (dateIssued equals "[2000 TO 2099]") AND (subject equals "Polypropylene") AND (subject equals "โพลิโพรพิลีน") (author equals "วิเชฏฐ์ คนซื่อ") AND (author equals "สุธิโรจน์ มีสวัสดิ์") AND (dateIssued equals "2560") AND (author equals "พชร สิทธิชีวภาค") AND (author equals "ขัตพันธุ์ จันทะวงษ์ศรี")
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