shot hole

同根派生

Firstly, the locations of shot holes have to be chosen properly in the seismic survey area.
首先，在進(jìn)行地震法測(cè)量的地區(qū)正確地選定爆破井的位置。
The depth of shot holes depends on the type of prospecting and on the local conditions.
這些爆破井的深度決取于勘探的類型和當(dāng)?shù)氐臈l件。
The explosive from the lorry is delivered to the shot hole by means of a compressed air.
從卡車上直接用壓縮空氣將炸藥裝入炮眼。
The plastic hose should have the correct external diameter in relation to the drill hole.
塑料軟管的外徑應(yīng)該與炮眼直徑相適應(yīng)。