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汉语拼音：háo mǐ

长度单位，1毫米等于1米的1/1000。公制长度单位的毫米旧称公厘。

1. 一种长度单位。一毫米等于一米的千分之一。旧称公厘。

• how much is the size of hairpin? 45mm?

  发夹的大小是多少？45毫米？

• Norinco is beginning to produce a new 105mm gun-launched missile for use against armored targets, including tanks using reactive armor.

  中国北方工业公司正在开始生产一种新型的105毫米口径的炮射导弹，用于对付装甲目标，其中包括使用复合装甲的战车。

• Recently, uniplanar antennas have been used in many applications in millimeter-wave systems.

  近年来，单面型天线在毫米波系统的应用相当的多。

• Long term protection can only be offered by nanometer sized water repellant which can penetrate up to 5 mm into the surface.

  要想实现长期的防水保护，只能依靠纳米级防水剂，因为它的最大渗透深度可达5毫米。

• The deep thud of a 155-millimeter howitzer echoes off the mountains as what looks like an artillery shell speeds from the gun barrel .

  155毫米榴弹炮低沉的炮声在山间迴荡，有个很像炮弹的东西从炮管中加速冲出。

• These warty vegetations average only a few millimeters and form along the line of valve closure over areas of endocardial inflammation.

  这些疣状赘生物平均仅几个毫米，沿着心内膜炎症区上的瓣膜闭锁缘形成。

• And imagine, you're going to be able to have swarms of these six-millimeter robots available to run around.

  想象一下，你很快就可以让一大群的六毫米大小的机器人到处乱跑这有什么前景呢？

• One night the fears were realised when his driver had a 9mm gun put to his head and his car stolen.

  一天晚上，这种担心成了现实，他的司机被人用一把9毫米的枪顶住脑袋，结果车被抢了。

• Right the average wind speed is shown as well as the dynamic pressure, being half the density times the wind speed squared.

  权的平均风速显示以及动态压力的一半，密度倍风速平方毫米。