cm的意思

基本释义

• n 厘米(等于centimeter)

  a unit of length in the metric system equal to ten millimetres or one-hundredth of a meter

例句

1. His height had increased by 2.5 cm.

   他的身高增加了2.5厘米。

2. The number of the adults and nymphae of psocids at the surface of the stored wheat was as many as that at the inner of stored wheat when the temperature was 15℃, the number of the psocids at the surface of the stored wheat would exceed the psocids number at the inner when the temperature exceed 20℃.

   结果表明，嗜虫书虱在小麦堆的种群变化因粮温的上升而增大，并表现为15℃左右时粮堆表层和粮面下100cm处数量相近，粮温升达到22℃以上后，粮堆表层的书虱数量明显多于粮堆内部。

3. Kg of mercury is poured into a glass U-tube with inner diameter of 1.2cm.

   一内径为1.2 cm 的U型玻璃管里装有9 kg的水银。

4. The influence rule to powder quality and quantity from some technical parameters such as materials vapor tension, gas pressure, the ratio between hydrogen and argon, current intensity and gas circulate intensity were discussed by single-factor experiment, on the base of which the perpendicularity ex

   本文采用压力模型计算出稳定弧光制粉时的气相空间温度在373K以下；从电流密度和电导率角度计算出等离子体电弧场中心温度高达5000-6500K；由此得出弱电离等离子体自由弧的自身温度场即使没有外界强制冷却，在等离子体焰区特征半径(约1.26cm)范围内的温度梯度就可达4787℃/cm，这是电弧等离子体温度场分布高度集中的具体表现，也是纳米金属粉末无须液氮冷却就能生成的本质原因，阐释了等离子体温度场自

5. It was relatively small, about 1.8cm diameter by about 22cm length.

   这是相对较小，约1.8厘米直径约22 cm长度。

6. Sepals lilac to blue-violet, rarely milk-white to yellowish (subsp. flavescens), erect, oblong-ovate, ca. 3 × 1cm, inside glabrous, outside sparsely hairy.

   萼片淡紫色到蓝色紫色，很少乳白的到淡黄色(subsp.flavescens)，直立，长圆状卵形，约3×1厘米，里面无毛，外面疏生有毛的。

近义词