... 未扰动样品 undisturbed sample 未扰动取样器 undisturbed sampler 未扰动土，原状土 undisturbed soil ...
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Undisturbed sand sampler 原状取砂器
Pusher for undisturbed sand sampler 内环刀取砂器用推土器
Wash drilling undisturbed sand sampler 水冲钻进内环刀取砂器
·2,447,543篇论文数据，部分数据来源于NoteExpress
The technical property of HYS-1 sampler for undisturbed sand as well as its main structure, working principle and scope of use were presented.
主要叙述HYS—1型原状取砂器的技术性能、基本结构、工作原理及适用范围。
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