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短语

Seilschlagbohren

n
地质学 cable tool drilling
矿业 cable drilling; cable-tool drilling; cable-tool method of drilling; churn drilling; jack post; percussive rope boring; rope boring; rope drilling
amerikanisches Seilschlagbohren n
矿业 American boring system; American system; American system of drilling
Seilschlagbohren
: 2 短语, 1 学科
矿业2