查询词典 tube

And with 2.8 MPa working pressure, 2500 W heating power, 7 meters resonance tube length, the thermoacoustically driven pulse tube cooler has reached 80.9 K refrigeration temperature at 45 Hz.

系统在谐振直路总长度为7米，工作压力为2.7MPa，加热功率为2350W，工作频率为45Hz时得到80.9K的最低制冷温度。

Numerical Simulations of Flows in the Hartmann Resonance Tube and Ultra-Sonic Gas Atomization Nozzle;2. The gas flow in the Hartmann resonance tube was numerically investigated by the finite volume method based on the Roe solver.

采用基于Roe解法的有限体积法，对Hartmann共振管中的气体流场进行了数值模拟，研究了当喷嘴轴线处存在针型激励器的情况下流场的振动情况，数值计算的结果与理论和相关的实验结果符合得较好。

On the basis of the experimental study, the augmentation mechanisms in internally ribbed tube and tube with micro-grooves are studied.

在实验研究的基础上，对内螺纹管和微结构槽管中的强化传热机理进行了研究。

The experimental results in internally ribbed tube were compared with those in smooth tube.

分别对水和煤油2种工质在内螺纹管和光管中流动沸腾时的两相摩擦阻力特性进行了实验研究，将内螺纹管中的两相摩擦阻力和光管中的两相摩擦阻力作了比较。

Long gradually expands the tube regarding the conventional structure right circular cone, looked from the mobile angle, when design catalytic converter, in principle should use the small cone angle divergent tube.

2对于常规结构的直圆锥长渐扩管，从流动的角度来看，设计催化转化器时，原则上应采用小锥角扩张管。

Our main products are: H Series, DK Series metal tube rotameter, VFM-type vortex flowmeter, DW18 Series Flow Switch, DWM1000 electronic flow switches and plug-in DWM2000 electromagnetic flowmeter, BM51, BW25 Series Level Gauge, BM17 , BM34 series liquid level switches, etc., the company is the German company based in China Krohne only metal tube rotameter service and maintenance centers.

公司主要产品有：H系列、DK系列金属管浮子流量计、 VFM型涡街流量计、DW18系列流量开关、DWM1000 电子式流量开关和DWM2000插入式电磁流量计、 BM51、BW25系列液位计、BM17、BM34系列液位开关等，本公司是德国KROHNE公司设在中国唯一的金属管浮子流量计服务及维修中心。

Take the tube out and with the sandpaper roughen the inside of the 40mm endcap and adjacent surfaces on the tube.

取下管子，用砂纸把 40mm 端盖内部和管子接触的表面打磨粗糙，这有助于粘接牢靠。

To solve this problem, can be used in food packaging moisture sand together with cotton string, and then open the rear cover displays will be hung in the damp sand kinescope tube neck near the rear seat near the tube.

要彻底解决此问题，可使用食品包装中的防潮砂用棉线串起来，然后打开显示器的后盖，将防潮砂挂于显象管管颈尾部靠近管座附近。

On the other hand,the shrinkage associated with the polymerization was eliminated practically by packing fine quartz sand into the fused silica tube,and the microcolumn and the wall of fused silica tube could be contacted tightly.

在C_8-硅胶整体柱制备的基础上，依靠石英砂的重力沉降，制备了直径2.0 mm，长度为10 cm的填充细石英砂的电色谱整体微柱。

Based on PVT and sand packed tube, the high pressure characteristics such as viscosity, expansion coefficient and minimum miscibility pressure were measured for mixture of crude oil and carbon dioxide, and the oil and gas production during multi contact experiments under constant and declined pressure was investigated, Lastly, the production performance of sand packed tube similar to low permeable reservoir.

通过PVT筒和填砂管气液平衡等模拟实验，测定原油与CO2体系的黏度、膨胀因数和最小混相压力等高压物性参数，研究了恒压和降压下5次CO2接触过程中原油和气体的产量变化，并对比研究模拟特低渗填砂管与PVT筒CO2吞吐实验的开采动态。

Although translator has turned from being a crystal ball by which the original culture can unrestrainedly penetrate to another crystal ball by which the target culture can freely traverse, the translator's personal embodiment, in the process of cognitive act, are still absent in translation studies. Translators are still subjects without body or simply disembodied subjects.

译者虽然由原语文化可以自由穿透的玻璃球变成了译语文化可以自由穿越的玻璃球，但译者认知过程中的个体体验在翻译研究中依然缺席，译者依然仅仅是一个没有躯体体验的主体。

Chillingly, he claimed our technology is 'not nearly as sophisticated' as theirs and "had they been hostile", he warned 'we would be been gone by now'.

令人毛骨悚然的，他声称我们的技术是'并不那么复杂，像他们一样，和"如果他们敌意"，他警告说，'我们将现在已经过去了。