In the paper, feed conventional analysis method was used to determine the yield and common nutrition component of Dolichos lab lab at different growing stage.
采用饲料常规分析方法，对拉巴豆不同生长时期的产量进行测定，并对其不同生长时期的常规营养成分进行测定。
Pin feed: the method of feeding continuous stationery by lining up pins on the machines with a series of small holes in the paper.
圆钉给纸：边续表格的给纸方法。纸的两边打上连串小孔，对齐机器上的钉而被带动。
The adjustment method of feed aperture position in radar antenna and location mode of the feed aperture are analysed by taking two kinds of radar antenna as example in this paper.
以两种雷达天线为例，对天线馈源口面位置的调整方法和口面的定位方式作了分析，提出设计与制造中需要注意的有关问题。
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