Sekitan bunseki oyobi shiken houhou
Sekiyu sekitan gasu ni kansuru kenkyuu
Gaitan bunseki shiken houkoku
Gasu oyobi sekiyu kikan
Honpousan sekitan bunsekihyou shinasan sekitan bunsekihyou
Honpousan sekitan bunsekihyou shinasan sekitan bunsekihyou
Gasu mētoru oyobi suiryou mētoru
Sekitan no youkaibun chuushutsu kenkyuu houkoku
Sekitan komenuka gyohi kairui tou no bunseki seiseki
Bunseki oyobi chouzai shidou
Gasu oyobi sono fukusanbutsu kougyou
Gasu oyobi sono fukusanbutsu kougyou
Gasu oyobi sono fukusanbutsu kougyou
Gasu oyobi sono fukusanbutsu kougyou
Gasu oyobi sono fukusanbutsu kougyou
Gasu oyobi sono fukusanbutsu kougyou
Naikokusan sekitan bunsekihyou
Naikokusan sekitan bunsekihyou
Eikoku sekitan oyobi rentan jijou
Sekitan ryakusetsu : sekitan no seishitsu oyobi sono shiyouhou
Taiwan soutokufu tennen gasu kenkyuujo houkoku
Taiwan soutokufu tennen gasu kenkyuujo houkoku
Taiwan soutokufu tennen gasu kenkyuujo houkoku
Taiwan soutokufu tennen gasu kenkyuujo houkoku
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Uploaded: 2020-12-17