...parative variety trial 通过对比试验 Through Comparison Testing ; By Contrasting Experiments ; With Contrast Experiments ; By Comparative Experiments 骨导对比试验 Schwabach'stest ..
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The good protection effect of imitated vegetation is demonstrated by the contrast research of the model experiments with throwing stone protection experiment.
借助正态模型试验和抛石防护对比试验研究，证明仿生植物具有良好的防护功效。
By the experiments and groove contrast analysis with five types of milling inserts, so definite basis for the groove optimization was offered.
对五种刀片进行了实验研究和槽型对比分析及优选，从而为刀片槽型优选提供一定的依据。
Materials and Methods:Ferrous gluconate syrup as contrast agent, the suitable concentration was tested in vitro. And clinical experiments were studied in fifty patients with two groups in random.
材料和方法：以葡萄糖酸亚铁糖浆溶液为对比剂，经体外试验确定适宜的浓度；
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