凿岩

凿岩 [záo yán]

1. ■ {矿} (rock) drilling

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常用词组

1. ■ 凿岩爆破 drilling and blasting;

2. ■ 凿岩爆破法 drill-blasting method;

3. ■ 凿岩锤 drilling hammer; jack hammer;

4. ■ 凿岩打楔[劈裂]法 drill-splitting method;

5. ■ 凿岩工 drillman;

6. ■ 凿岩机械 rock drilling machinery;

7. ■ 凿岩台车 drill jumbo;

8. ■ 凿岩性 drilling character of rock;

9. ■ 凿岩钻头[钎头] rock bit