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边界角
tech.
boundary angle
;
rim angle
边界角
在充分或接近充分采动条件下,移动盆地主断面上的边界点和采空区边界点连线与水平线在煤壁一侧的夹角
expl.
limit angle
边界角
:
11 phrases
in 4 subjects
Architecture
1
Engineering geology
1
Metallurgy
1
Technology
8
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