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打卡 dǎkǎ
busin.	card punches
expl.	clock

打 卡: 84 phrases in 20 subjects

Advertising	2
Agriculture	1
Aviation	1
Business	7
Chemistry	1
Commerce	1
Drilling	17
Ecology	2
Economy	5
Electronics	4
Engineering geology	1
General	4
Information technology	1
Mathematics	3
Oil / petroleum	10
Project management	1
Pulp and paper industry	2
Quality control and standards	1
Technology	19
Work flow	1