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对比试验 duì bǐ shì yàn
anim.husb. comparison trial; matching test
bridg.constr. comparative test
econ. comparison test
el.mach. comparision test
eng.geol. contratest; simultaneous test
oil contrast test
polym. blank experiment
tech. check experiment
对比试验: 13 phrases in 9 subjects
Agriculture1
Business1
Compressors1
General1
Hydroelectric power stations1
Marketing1
Metallurgy1
Technology4
Textile industry2