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静止角
anim.husb.	natural angle of repose
chem.	angle of repose jangle of rest
eng.geol.	natural angle of slope
met.	angle of repose; angle of rest; static angle of repose
oil	repose angle
tech.	loll
静止角物体在斜面上不滑动的最大斜角
auto.	angle of repose
静止角长丝缠绕
plast.	dwell angle

静止角: 4 phrases in 2 subjects

Oil / petroleum	3
Technology	1