Guide vanes have inhibiting device, and the guide vane which has been cut off will not spin in order to avoid collisions with other guide vanes.
导叶设有限位装置，剪断销剪断的导叶不能随意转动，避免与其他导叶碰撞。
A head light device of vehicle capable of inhibiting enlargement of upper and lower sizes of the head light as well as improving probability of position lamp being identified is provided.
提供一种能够一边抑制前照灯装置的上下尺寸增大一边提高位置灯被辨认性的车辆的前照灯装置。
A vacuum distillation method and a vacuum distillation device are disclosed, for inhibiting frothover in a distillation boiler and recycling high pure solvent in free of impurities.
提供一种减压蒸馏方法以及减压蒸馏装置，其抑制蒸馏锅内的突沸， 回收不含杂质的高纯度溶剂。
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