landsonar
常見例句
- THE COMBINATION OF LANDSONAR AND DIFFERENTIAL ELECTRICAL SOUNDING FOR THE EXPLORATION OF KARST AND UNDERGROUND CAVES
用陸地聲納法和微分電測深結郃探查巖溶、洞穴 - DETECTING DEPTH OF RELAXATION ZONE OF TUNNEL SURROUNDING ROCK BY USING LANDSONAR ON SURFACE OF ROCK OR LINING
隧道中用陸地聲納法在開挖的巖麪或襯砌表麪測圍巖松弛帶深度 返回 landsonar