id	keyword
esrj-27196	� �
esrj-27196	excavation
esrj-27196	energy
esrj-27196	speed
esrj-27196	machine
esrj-27196	time
esrj-27196	progression
esrj-27196	rotation
esrj-27196	tunnel
esrj-27196	total
esrj-27196	figure
esrj-27196	torque
esrj-27196	rock
esrj-27196	epb