共 6 条
[1]
BAYER E, 1982, P INT RECYCLING C BE
[2]
BRIDDLE TR, 1984, 7TH ANN AQTE C MONTR
[3]
BRIDLE TR, 1983, 3RD ENFOR CAN BIOM L
[4]
CAMPBELL HW, 1985, P C NEW DIRECTIONS R
[5]
PROCTOR, 1987, DSSUP205 FIN REP
[6]
Shibata S., 1939, French Patent, Patent No. [838, 063, 838063, 838,063]