torr

简明释义

英[tɔː(r)]美[tɔr]

n. 托（真空压强单位）

n. （Torr）人名；（英）托尔

英英释义

单词用法

同义词

反义词

例句

1.If one torr equals 1 millimeter of mercury, then 1 millitorr must be equivalent to 1 micrometer of mercury, right?

如果1托等于1毫米汞柱，那么1毫托一定等于1微米汞柱，对吧？

2.In helium gas of 37 Torr, particles with diameter of 100a were obtained. X-ray diffraction presents the pattern analogous to amorphous state.

在37乇的氦气气氛下，获得直径为100a的超微粒子，色泽乌黑，具有类似非晶的衍射花样。

3.The results have shown that this new-type vacuum gauge possesses higher sensitivity in the 760-10-5 torr range of pressure change. It is hopeful to use it as a vacuum gauge in measuring a wide …

结果表明，此种新型规管在760～10~（-5）托压强变化范围内有较高的灵敏度，可望作为测量从粗真空到高真空宽量程的真空规管。

4.195torr The vapor pressure is 25.195 torr at 27 degrees C.

在27摄氏度时，蒸汽压为25。

5.The measurement of the total emissivity of a solid surface in the black cavity which is immersed in liquid nitrogen and under high vacuum (10-6 torr) by steady caloric method is described.

本文提出了一个真空度为10~（-6）毫米汞柱，黑体腔四周浸泡在液氮中的固体的表面热辐射率的测定方法。

6.A field experiment was conducted to study the effect of different nitrogen and phosphorus level on total fresh weight and fresh weight of edible stems of Salicornia bigelovii Torr.

采用田间试验研究了不同氮磷水平对北美海蓬子生长和品质的影响。 结果表明，氮、磷肥及其适量配合施用，北美海蓬子的总鲜质量和菜用产量都显著或极显著增加；

7.The results have shown that this new-type vacuum gauge possesses higher sensitivity in the 760-10-5 torr range of pressure change. It is hopeful to use it as a vacuum gauge in measuring a wide …

结果表明，此种新型规管在760～10~（-5）托压强变化范围内有较高的灵敏度，可望作为测量从粗真空到高真空宽量程的真空规管。

8.With CSZ altitude Chambers, you can control the temperature environment for testing while simulating various altitudes from site level to 65,000 feet (42 Torr).

通过使用该压力箱，您可以控制测试温度环境，同时模拟从地面到65,000英尺(42托)的不同高度。

9.Three types of ion gauges with tube electron multiplier are developed. It intends to solve the low pressure measurements up to 10~(-14) torr.

研制成功了三种结构的具有管型电子倍增器的电离规，企图解决低到10~（-14）托的压强测量问题。

10.During the experiment, we noticed the pressure dropped to 500 torr.

在实验过程中，我们注意到压力降到了500托。

11.The pressure in the laboratory was measured at 760 torr.

实验室的压力测量为760托。

12.A standard atmosphere is defined as 1013.25 torr.

标准大气被定义为1013.25托。

13.The vacuum pump can achieve pressures as low as 1 torr.

真空泵可以达到低至1托的压力。

14.In meteorology, atmospheric pressure is often reported in torr.

在气象学中，大气压力通常以托为单位报告。

作文

The concept of pressure is fundamental in various scientific fields, and one of the units used to measure pressure is the torr. The torr is a unit of pressure that is defined as 1/760 of standard atmospheric pressure. This means that at sea level, where atmospheric pressure is approximately 1013.25 hPa (hectopascals), one torr corresponds to about 133.322 Pa (pascals). Understanding this unit is crucial for students and professionals working in physics, chemistry, and engineering.In practical applications, the torr is often used in vacuum technology. For instance, when creating a vacuum in a chamber, measuring the pressure in torr helps engineers determine how effectively they have removed air and other gases. A perfect vacuum would ideally be 0 torr, but in reality, achieving such a state is nearly impossible. Instead, vacuums are measured in negative torr values, indicating how much pressure remains compared to atmospheric pressure.Moreover, the torr is significant in the field of meteorology. Weather balloons, for example, often measure atmospheric pressure in torr to provide data on weather patterns and predict changes in the atmosphere. As air pressure changes with altitude, understanding the pressure in torr allows meteorologists to make more accurate forecasts.Additionally, in the medical field, the torr is used to describe the pressure of gases in various applications, such as in respiratory therapy. For patients who require assistance with breathing, monitoring the pressure of oxygen delivered can be critical. Healthcare professionals may use devices that read pressures in torr to ensure that patients receive the correct amount of oxygen.Furthermore, the torr is also relevant in the study of gas laws. The relationships between pressure, volume, and temperature of gases can be expressed using the torr as a measurement unit. For example, Boyle's Law states that the pressure of a gas is inversely proportional to its volume when temperature is held constant. By expressing pressure in torr, scientists can easily calculate changes in volume or temperature under different conditions.In conclusion, the torr is a versatile unit of pressure that finds applications across various scientific disciplines. Its relevance in vacuum technology, meteorology, medicine, and gas laws underscores its importance in both theoretical and practical contexts. Understanding how to convert between torr and other pressure units, such as atmospheres or pascals, is essential for anyone working in these fields. As we continue to explore the physical world, the torr will remain a key component in our understanding of pressure and its implications in real-world scenarios.

压力的概念在各个科学领域都是基础，而测量压力的单位之一是torr。torr是一个压力单位，定义为标准大气压的1/760。这意味着在海平面上，大气压力约为1013.25 hPa（百帕），一个torr大约对应133.322 Pa（帕斯卡）。理解这个单位对物理、化学和工程领域的学生和专业人士至关重要。在实际应用中，torr常用于真空技术。例如，在一个腔体中创建真空时，以torr为单位测量压力可以帮助工程师确定他们去除空气和其他气体的效果。理想情况下，完美的真空应为0 torr，但实际上，达到这样的状态几乎是不可能的。相反，真空通常以负torr值进行测量，表示与大气压力相比剩余的压力。此外，torr在气象学领域也很重要。例如，天气气球通常以torr为单位测量大气压力，以提供天气模式的数据并预测大气的变化。随着高度的变化，气压会变化，了解torr中的压力可以让气象学家做出更准确的预测。另外，在医学领域，torr被用来描述各种应用中气体的压力，例如在呼吸治疗中。对于需要呼吸辅助的患者，监测氧气输送的压力可能至关重要。医疗专业人员可能使用以torr为单位读取压力的设备，以确保患者获得正确量的氧气。此外，torr在气体定律的研究中也很相关。气体的压力、体积和温度之间的关系可以用torr作为测量单位来表达。例如，波义耳定律指出，在温度保持不变的情况下，气体的压力与其体积成反比。通过用torr表示压力，科学家可以轻松计算在不同条件下体积或温度的变化。总之，torr是一个多功能的压力单位，在各个科学学科中都有应用。它在真空技术、气象学、医学和气体定律中的相关性突显了它在理论和实践背景中的重要性。理解如何在torr与其他压力单位（如大气压或帕斯卡）之间进行转换，对于任何在这些领域工作的人来说都是必不可少的。随着我们继续探索物理世界，torr将继续成为我们理解压力及其在现实场景中影响的关键组成部分。