共 12 条
[1]
HEBBLETHWAITE P., 1961, Journal and Proceedings of the Institution of Agricultural Engineers, V17, P51
[2]
1966, 22 AN FOR TAL DUBL T
[3]
1966, 21 AN FOR TAL DUBL T
[4]
1964, 375 NATN I AGR ENGNG
[5]
1964, 378 NATN I AGR ENGNG
[6]
1964, 379 NATN I AGR ENGNG
[7]
1967, 25 AN FOR TAL DUBL T
[8]
1964, 418 NATN I AGR ENGNG
[9]
1965, 422 NATN I AGR ENGNG
[10]
1964, 377 NATN I AGR ENGNG