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air pick
[矿业] 风镐
常用释义
词性释义
[矿业] 风镐
例句
全部
Rock
pit is
dug
by
shallow
loosing
blasting
,
for
which the bottom is
cleaned
by
manpower
with
air
pick
reaching to the designed
position
.
岩层采用浅眼松动爆破开挖，开挖到位后，由人工采用风镐对基底进行清理。
同义词
[矿业]风镐
pick hammer