未扰动冻土声波速度的测定
宋琳, 丁淑琴, 王培明
SOUND VELOCITY MEASUREMENTS OF UNDISTURBED FROZEN SOILS
Song Lin, Ding Shuqin, Wang Peiming
冰川冻土 . 1981, (4): 52 -60 .  DOI: 10.7522/j.issn.1000-0240.1981.0059