The paper planes take us looking for the initial dream.
纸飞机带我们寻找到了最初的梦想。
The paper introduces the development of a creep-testing device for weak planes of rock mass.
本文介绍了一种岩体弱面直剪仪的研制及其主要参数。
The paper introduces the development of a creep-testing device for weak planes of rock mass.
本文介绍了一种岩体弱面直剪仪的研制及其主要参数。
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