The second group listened to a relaxation tape before their test.
第二组在测试前播放轻松的音乐。
It is an effective way to infer relaxation ability with constant loading speed bending test.
用弯曲试验来推断应力松弛能力是一种有效的方法。
It is an effective way to infer relaxation ability with constant loading speed bending test.
用弯曲试验来推断应力松弛能力是一种有效的方法。
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