graving dock的意思
1. 干船坞：gravimetry 重力测量 | graving dock 干船坞 | gravipause 重力边缘
2. 槽式船坞：gradient 梯度 | graving dock 槽式船坞 | group technology 成祖建造技术
3. 干船坞,固定修船坞：重力单位 gravimetric unit | 干船坞,固定修船坞 graving dock | 刻刀 graving tool
4. 乾：gravimetry data ==> 重力测量资料 | graving dock ==> 乾ドック | graving flower saw blade ==> 雕花锯条
noun
1. a large dock from which water can be pumped out
used for building ships or for repairing a ship below its waterline