The imitational parameters are different for loading section and unloading section of the fine-sandstone deformation curve at the same circulate curve under the same deformation-rate and stress-level.
在相同位移速率和相同载荷水平条件下，同一次循环时岩石变形曲线的加载段与卸载段的相应拟合参数值不同。
It is with a drum without compartment and a single door structure convenient to loading and unloading, and reduces the labor intensity and improves the clean level.
洗衣机采用了统胆式，单开门结构，使用户装料和出料大为方便，减轻了工作人员劳动强度，同时提高了洗净率。
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