knife beam 中文意思是什麼

knife beam 解釋
刀梁
  • knife : n （pl knives ）1 小刀；餐刀；菜刀。2 〈詩〉短刀，匕首。3 【機械工程】（切斷器的）刃部；（機器上...
  • beam : n 1 梁，棟梁，桁條；（船的）橫梁。2 船幅；（動物、人的）體幅。3 （秤）桿，杠桿，（織機的）卷軸，...
  1. Injun joe s bowie - knife lay close by, its blade broken in two. the great foundation - beam of the door had been chipped and hacked through, with tedious labor ; useless labor, too, it was, for the native rock formed a sill outside it, and upon that stubborn material the knife had wrought no effect ; the only damage done was to the knife itself

    他死前拚命用刀砍過那門下面的大橫木，鑿穿了個缺口，可是這沒有用，外面的石頭天然地形成了一個門框，用刀砍這樣堅固的門框，簡直是雞蛋碰石頭，根本不起作用，相反刀倒被砍得不成形了。
  2. Machine tools ; guillotine shears with parallel guided knife beam ; constructional sizes

    機床.帶平行導向刀臂的剪板機.結構尺寸
  3. Using knife - edge method at the focus of a lens to measure the beam divergence of a giant pulse laser output

    焦點刀口法測量巨脈沖激光的光束發散角
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