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double test
auto. 车辆重复两次测试
double test
: 38 phrases in 15 subjects
Animal husbandry1
Business1
Dermatology4
Engineering geology5
Explosives and Explosive Ordnance Disposal1
General1
Mathematics1
Metallurgy7
Nursing3
Plastics1
Polymers2
Space1
Statistics1
Technology8
Textile industry1

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