确定浮土厚度和基岩性质的钻探的英文

bedrock test

• 确定:    define; fix; deter ...
• 浮土:    dust collected on ...
• 厚度:    thickness; land
• 和:    mix; blend
• 性质:    properties; qualit ...
• 的:    4次方是 The fourth po ...
• 钻探:    probing; misering; ...