Search History Select to load keywords (subject equals "ตัวเร่งปฏิกิริยา") AND (subject equals "Proton exchange membrane fuel cells") AND (subject equals "เซลล์เชื้อเพลิงชนิดเมมเบรนแลกเปลี่ยนโปรตอน") AND (dateIssued equals "[2500 TO 2558]") AND (subject equals "Oxidation-reduction reaction") AND (subject equals "Titanium dioxide") (dateIssued equals "[2000 TO 2099]") AND (subject equals "Biochemistry") AND (author equals "Anunyaporn Wutthimongkholchai") AND (subject equals "Environmental Science") AND (subject equals "กรดโพลิแล็กติก") AND (subject equals "POLYLACTIC ACID")
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