back guide vane 后导叶
guide back 引导返回
Guide material groove back 导料槽后挡板
A Guide to Back Pain 指南背部疼痛
Li Caihui Solving method for development of back guide vane of the fan is introduced.
介绍了通风机后导叶展开的计算方法。
A front guide device is fixed on machine frame, and a back guide device can do parallel motion along the shaft line direction of the saw shaft.
圆锯片与锯轴通过花键连接,前导向装置固定在机架上,后导向装置可沿锯轴轴线方向平行移动。
The television guide is at the back of the paper.
电视节目指南在报纸的末尾。
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