Unfortunately, the standard definition of a second relies on what the atom does at a temperature of absolute zero. Real clocks need to run at room temperature, where the shell of electrons puffs up.
遗憾的是，一秒钟的标准定义依赖于原子在绝对零度的条件，而实际的时钟需要在室温下运行，室温条件下电子壳层膨胀了。
Digital controller can be used with a local temperature controller, the output of which can be any industry standard matched to the power controller's user-configurable analog input.
数字控制器可以控制使用一个本地温度，其输出可以是任何行业标准相匹配的电源控制器的用户可配置的模拟输入。
At the same time light irradiance and environmental temperature are monitored, which are used for the standard revision of the test result.
并且实时测量光辐照度和环境温度，在数据处理中对测试结果进行了标准化修正。
Avoid operate or reserve in the room with high air pressure, humidity and temperature out of the required standard, airless, or the objects of flammable, explosive, corrosive materials.
避免在气压过大，湿度、温度超出规定标准，通风不良，或有易燃、易爆、强腐蚀性物品的场所使用、贮存。
Low voltage measurement applications include standard cell comparisons and high resolution temperature measurements and microcalorimetry.
低电压测量的应用包括标准电池的比对、高分辨率的温度测量以及微量热计等。
High temperature rated grease is standard for extended bearing life.
高温润滑脂是标准的额定延长轴承寿命。
This standard describes the procedure for obtaining the Hydrostatic Design Stress (maximum working strength) for any thermoplastic pipe material at any practical temperature.
这个标准描述了获得流体静力设计应力(最大工作强度)的步骤，用于任何实际温度下的任何热塑塑料管道材料。
Meteorological data mainly include the average wind speed, mean wind direction, wind standard deviation, average temperature, atmospheric pressure, rainfall, atmospheric stability parameters.
气象数据主要包含平均风速、平均风向、风向标准差、平均温度、大气压、降雨量、大气稳定度等参数。
Standard pump designs are centrifugal type rated for the temperature range. For extreme temperatures, magnetic or seal-less pumps are employed.
标准泵为离心式，或根据温度设定功率。极端温度下可使用磁力泵和无封焊水泵。
Finite element analysis method is an effective method for calculating thermal stress, but the temperature parameters for calculation have no uniform standard.
有限元是计算温度应力的很好方法，但是对于计算中所需的温度参数取值并没有统一的标准。
Temperature and relative humidity depend on the product and nature of the operations carried out. These parameters should not interfere with the defined cleanliness standard.
应当根据产品及操作的性质制定温度、相对湿度等参数，这些参数不应对规定的洁净度造成不良影响。
The intelligent PID control makes the practical furnace temperature curve well meet with standard ISO834.
采用智能PID控制则使炉膛的实际升温曲线符合ISO 834国际标准升温要求。
Controlled and monitored temperature at specimen tray level with BST (Black Standard Thermometer).
通过标准黑板温度计bst控制和监测样品盘的温度。
A set of formulas has been developed to calculate the atmospheric temperature, density, pressure, the speed of sound etc. of Standard Atmosphere 1976.
本文给出了计算1976标准大气表中温度、密度、压力、音速等诸参数的数学表达式。
The application of titanium vessel in domestic, the active manufacture standard and the titanium's design pressure, design temperature and safety factor were discussed.
论述了钛设备在国内的应用，介绍了现行的钛容器制造技术标准及各种钛材的最高设计压力、设计温度和安全系数。
The uncertainty of calibration results for second-class standard mercury thermometers directly influences the delivered results of temperature quantity values.
二等标准水银温度计检定结果的不确定度，直接影响温度量值传递的检定结果。
For many years, the scientific standard of length was a metal bar kept in a temperature controlled vault near Paris.
多年来，长度的科学标准曾是一根金属棒，这根金属棒保存在巴黎附近的有温度调节的地下室里。
Gas composition, volume flow rate, axial power, pressure and temperature of inlet and discharge gases of the compressor have been evaluated with the international general standard.
采用国际通用标准对压缩机气体组成、容积流量、轴功率、进排气压力和进排气温度等指标进行了测定。
Factors influencing the tooth bulk temperature and the surface transient contact temperature of involute gears with standard and modified tooth profiles are investigated.
分析了标准和齿顶修形渐开线齿轮的轮齿本体温度和瞬时接触温度及相关因素对它们的影响。
Tantalum chip capacitors standard, miniature size, wide operating temperature, high stability, good frequency characteristic.
片式钽标准品，小体积、宽温、高稳定、频率特性好。
Thyristor is a high-power semiconductor device, and the standard of its rated current is temperature.
晶闸管属于大功率的半导体器件，决定其允许通过电流大小的标准之一是温度的高低。
This paper concerns the optimal standard of temperature during the reaction process and investigates the rate-determining step in the reaction process.
本文研究了反应过程的最优温度规范，并探讨反应过程的控制步骤。
Reflectance under different temperature is converted into standard state by automatic temperature calibration.
通过温度自动校正，使不同温度下的测定结果全部校正到标准状态。
Reflectance under different temperature is converted into standard state by automatic temperature calibration.
通过温度自动校正，使不同温度下的测定结果全部校正到标准状态。
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