stulm

名词 n.
中文释义

英文释义

名词 n.
  1. A shaft, conduit, adit, or gallery to drain a mine.
    — … they have to advance the lower stulm on each side of the tunnel … the advancement of the stulm, … it must be finished, including the graveling.

词形变化

stulms plural

词源

From German Stollen (“tunnel”).
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