垮落线与煤层走向是一定角度。
There is a certain angle between caving line and coal seam strike.
本实用新型涉及电动机铁芯嵌入线圈的机械生产设备落线机。
The utility model relates to a wire winding machine of a mechanical production device with the iron core of a motor embedded in a coil.
然后缓慢顺墙滑身而下，而腰部向前落——就像是松紧线牵动的木偶。
Then slowly slide down the wall, falling forward from the waist—like a marionette with slack strings.
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