keypunches

基本解釋

Of equipment; without a motor and intended for hand operation("a manual keypunch";"a manual typewriter").
對設(shè)備而言，指無馬達和用手操作的設(shè)備（如人工鍵穿孔機、人工打字機）。
Of equipment; without a motor and intended for hand operation (“a manual keypunch”; “a manual typewriter”).
對設(shè)備而言,指無馬達和用手操作的設(shè)備(如人工鍵穿孔機、人工打字機)。
World-Wide Keypunch Replacement Program
全球穿孔機更新計劃
4.Shape: Rotundity and squareness, Can middle keypunch and come picture make to measure.
4.;形狀：圓形和方形，可中間打孔及來圖定做。
6. Of equipment; without a motor and intended for hand operation("a manual keypunch";"a manual typewriter").
對設(shè)備而言，指無馬達和用手操作的設(shè)備（如人工鍵穿孔機、人工打字機）。收藏指正