1) borehole gravimeter
鑽孔重力儀
2) frost gravimeter
冰重力儀
3) boring
[英]['bɔ:rɪŋ] [美]['bɔrɪŋ]
鑽探,鑽孔
4) borehole (boring)
鑽孔
5) unstable-type gravimeter
不穩定型重力儀
6) borer
[英]['bɔ:rə] [美]['borɚ]
鑽孔,鑽機,鑽頭
参考词条