... Steep Slope-Slow Down 长下坡慢行 down slope 下坡 ; 卸坡 ball on down slope 斜下坡球 ...
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短语
垃圾装卸坡
refuse loading ramp
;
waste loading ramp
卸载斜坡道
off loading ramp
斜坡卸载
Ramp Unload
卸荷高边坡
unloading high-steep slope
削坡卸荷
grade elimination and unloading