大直径 meaning in English
[设计] major diameter; full diameter
◇大直径炮眼 big-hole drilling; 大直径桩 large diameter pile; 大直径钻井机 large diameter drilling machine
Examples
- Large diameter wafers are feasible and 200-mm wafers have been produced .
大直径片子已不难制造，200mm的片子也已产生了。 - Sem stages are now available that can handle wafers 125 mm and larger in diameter .
现今已有能处理125mm和更大直径的片子的SEM样品台。 - The major advantages of these reactions are excellent uniformity, large load size, and ability to accommodate large diameter wafers .
这种反应器的主要优点是优越的均匀性，较大的负载量及适应大直径基片的能力。 - Radio astronomers are now able to synthesize the response of a partially filled aperture of large diameter and thus to map variations in nebular brightness .
射电天文学家现在已经能够把部分充满的大直径孔径进行综合，从而描绘出星云亮度变化图。 - Washers , flat , large diameter , in steel , cadmium plated
钢制镀镉大直径扁平垫圈