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sy-1 xing jing zai shi shui tian tu rang cheng ya yi
Pages: 37+27
Year: Issue:  5
Journal: Farm Machinery

Keyword:  水田土壤SY-1静载水田拖拉机滚动阻力行走机构物理状态密实程度承载能力吉林工业大学;
Abstract: <正> SY—1型静载式水田土壤承压仪能自动记录水田土壤的垂直应力——应变关系,说明土壤的密实程度或承载能力随深度变化的情况。可供水田拖拉机或农业机械研究时鉴定土壤的物理状态和预计这些机具在水田中工作时可能的下陷深度和滚动阻力之用。它也能为设计拖拉机或农业机械的行走机构提供依据。该仪器由吉林工业大学设计,南京土壤仪器厂试制。研制过程中,
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