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- The effective diameter of the motor pulley is obtained by subtracting 5 mm from the outer diameter. 馬達皮帶輪的有效直徑為外徑減5mm的數值。
- The ratio of the focal length of a lens or lens system to the effective diameter of its aperture. F值物鏡或物鏡系統的焦距與入射光孔直徑之比
- Based on the principle of plane winding, the calculation methods of the effective diameter of the turntable and the effective length of the link rod were determined. 根據球形壓力容器平面纏繞原理確定了輪盤(pán)有效直徑和連桿有效長(cháng)度的計算方法；
- Based on the OTF, relations between the effective diameter of three operture system and pupil parameters including the diameter of sub-apertures and spacing parameter are analyzed. 以光學(xué)傳遞函數為標準，分析三孔徑合成系統子孔徑尺寸、相互間距與等效系統孔徑尺寸之間的關(guān)系。
- The diameter of the tree-trunk is about 2 meters. 這樹(shù)干的直徑大約是2米。
- Measure the diameter of this circle. 量一下這圓的直徑。
- effective diameter of soil particle 土粒有效直徑
- We must gauge the diameter of wire first. 我們必須先測量電線(xiàn)的直徑。
- effective diameter of picture area 有效畫(huà)面直徑
- Proper stem guiding eliminates torsion of bellows. 適當的閥桿導引可以消除波紋管的撓曲。
- effective diameter of picture area diameter 有效畫(huà)面直徑
- You cannot drive a windmill with a pair of bellows. 一對吹筒吹不動(dòng)一只風(fēng)車(chē)。
- The pond has a diameter of three hundred metres. 這池塘直徑有三百米。
- The pond has a diameter of 2 hundred meters. 這池塘直徑有兩百米。
- The interior diameter of a hole,tube,or cylinder. 內徑洞、管或圓柱體的內徑
- Must gauge the diameter of wire first. 我們必須先測量電線(xiàn)的直徑。
- Measure the inner and outer diameter of big pipe. 用于測量大口徑長(cháng)鋼管的內外徑測量。
- What is diameter of circle provided? 著(zhù)陸區直徑?
- You cannot drive a windmill with a pair of bellows . 一對吹筒吹不動(dòng)一只風(fēng)車(chē)。
- The cylinder diameter of raceway center(mm. －滾道中心圓直徑(mm)
