螺紋底孔 的英文怎麼說
中文拼音 [luówéndekǒng]
螺紋底孔
英文
tap bore-
Implants for osteosynthesis - bone plates - specification for holes corresponding to screws with asymmetrical thread and spherical undersurfaces
骨接合術用外科植入物.第23部分:金屬接骨板.第3節:不對稱螺紋球形底面螺釘的螺釘孔Recommendations for tapping drill sizes for use with fluted taps
帶槽絲錐用螺紋底孔鉆頭尺寸推薦標準Engineering drawing system can draw two dimension curve graphs, main detail drawing and assembly drawing. the curve of internal trajectory and dynamic simulation of particle external trajectory. the detail drawing includes the graph of chamber, grain design, connection body, nozzle, some standard part
工程繪圖可以繪制二維曲線圖和零部件圖,其中二維曲線包括有內彈道壓(推)力?時間曲線、質點外彈道動態模擬曲線;零部件圖包括有標準螺栓與螺紋孔、燃燒室結構圖、裝藥設計截面圖、連接底結構圖、噴管結構圖及火箭發動機總體裝配圖。
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