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boring rig ['bɔːrɪŋrɪg]
bridg.constr. 钻探机具
construct. 钻探架; 钻孔设备
dril. 钻机
el. 钻井架
eng.geol. 钻塔; 鑽探機具
hydroel.st. 钻架; 钻探设备
tech. 钻探机 (具); 钻孔机; 钻井设备; 钻车
boring rig: 12 phrases in 2 subjects
Engineering geology4
Technology8