Youth is hotheaded, torr, but these two are good boys! 年轻就是冲动,托尔,可是这两个都是好孩子!
Antimicrobial Activity of the Extracts from Fraxinus velutina Torr Fruits 绒毛白蜡果实提取物的抑菌作用研究
The p-type single crystalline Si wafers were used as substrates and CH4 and H_2 as gas resource, the pressure in the reaction chamber was kept at about 7 Torr and the filament temperature at 2200 ℃, the distance between substrate and filament was 7 mm. 生长纳米金刚石膜所用的硅衬底为p型单晶硅,气源为CH4和H2,石英管生长室内的气压控制在7Torr左右,钨丝的温度为2200℃左右,衬底与钨丝间距为7mm。
The outlet pressure of all those pumps were not lower than 0.1 Torr, and it follows that those pumps can run well by using directly the mechanical vacuum pumps as backing pumps without booster pump used. 所有这些泵的最大出口压力不低于0.1Torr,因此前级泵可直接用机械真空泵,不必用增压泵即能正常工作。
Vacuum degree of 1.2 × 10 7 Pa ( about 9.0 × 10 10 Torr) can be kept. It can meet the requirements of magneto optical trap operating in a vapor cell of Cesium atoms. 整个系统结构紧凑、性能稳定、操作方便,其真空度可保持在1.2×10-7Pa(约9.0×10-10Torr)左右,可满足直接工作在铯原子汽室中的磁光阱的要求。
The paper describes a special equipment for vacuum friction test, and presents f-v test curves for combinations of PTFE-granite, PTFE-chromium plating steel and PTFE-steel ball in a vacuum of 10-3 Torr. 本文描述了一台专用的真空摩擦试验装置,并给出了真空度为10~(-3)托下,PTFE-花岗石、PTFE镀铬铜和PTFE钢球三种摩擦副材料的f-v实验曲线;
Ethyl bromide or iodide at 20 torr was irradiated by a TEA CO2 laser. The reaction products were identified by means of infrared spectrometry, gas chromatography and CW CO2 laser photoacoustic spectroscopy. ~20托溴乙烷或碘乙烷用TEACO2激光辐照,其产物用红外光谱、气相色谱和CWCO2激光光声光谱检测。
In 1 × 10~ (-2)& 1 × 10~ (-3) torr range, the readings of MSR gauge and membrane gauge are approximately the same, the deviations are less than 1%. 在1×10~(-2)~1×10~(-3)托压强范围内,磁悬规与薄膜真空计的读数基本一致,相对偏差小于1%。
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。
The enhanced-impulse effect of TEA CO_2 lasers is described. For CO_2-N_2-He mixtures at pressure from 400 torr to 2 atm, the output energy can be increased by 20~ 30% with the existence of enhanced-impulses. 本文报导了TEACO2激光器的增强脉冲效应,对于400托到2个大气压下的OO2-N2-He混合物,有增强脉冲时,激光能量输出可增加20~30%。
The rate of reduction of zinc oxide with carbon monoxide exhibits the upmost value at 22-24 Torr. 一氧化碳还原氧化锌的速率在(22&24)×133.3Pa出现极大值。
With the same surface pre-treatment, when the substrate temperature is 690 ° C and the pressure is 30 Torr, the preferential textured diamond film is formed as well as the best adhesion if the methane concentration is 3.3 percent. 在相同的表面预处理条件下,基体温度为690℃且沉积气压为30Torr,当甲烷浓度为3.3%时,可获得高取向的织构金刚石薄膜,且薄膜的结合强度最好;
The adhesion is better when the pressure is 30 Torr. 沉积气压为30Torr,薄膜结合强度较好。
By using Helium as test gas, the calibrations of ionization gauges were carried out within the range from 10~ (-3) to 10~ (-6) Torr and showed a good reproducibility. 用氦气作试验气体,在10~(-3)~10~(-6)托范围内进行校准,重复性良好。
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。
The measured optimum partial pressure of N2+ was 2.4 torr at a total pressure of 2 atm. in He/ N2 mixture. Kinetics of formation and quenching are analysed and discussed. 在He-N2混合系统中,总气压为2大气压时,测得最佳N2分压力2.4托,并讨论和分析了N2~+的形成和猝灭动力学。
The vacuum box is outside of the optical box, can keep good vacuum at a level of 10-6 Torr. The vacuum box, vacuum pump and a refrigerator are composed of the cooling system of the camera. 光学箱外部是真空箱,是整个系统的机械支撑,保证良好的真空密封性能,和真空泵、冷冻机一起构成了相机的致冷系统。
It shows that for obtaining strong He ⅱ ( 303.8 A) resonance radiation, which is most useful for ultraviolet photoelectron spectroscopy ( UPS) study, the He pressure should be lower than 0.1 torr. 由于HeⅡ(303.8)共振辐射对光电子谱研究最为有用,实验表明为了获得强的HeⅡ(303.8)线,He的工作气压应小于0.1乇。