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QR-1型天(tian)然(ran)坡(po)度儀用于測(ce)定無凝聚性土充分風干和(he)在(zai)水(shui)狀(zhuang)態(tai)下其天(tian)然(ran)坡(po)面和(he)水(shui)平(ping)面所形成(cheng)的大傾角。
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