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- effective tube length 有效管子长度
- Use a tube length of at least 42 inches. 采用管道长度至少为42英寸。
- Calyx tube length and expand, there is amaranthine vitta anything resembling a tendon or vein on the canister. 萼筒长而膨大,筒上有紫红色条筋。
- With increasing tube length the WSS decreases first and then gets even, and thus ending the developing region. 在进口段壁面切应力随管长先减少然后逐渐趋于平稳，达到准充分发展状态。
- Development and test of tubing length intelligent measurer. 油管长度智能计量仪的研制与试验。
- The shortest possible tube length is 520 mm with the extension tube removed, while the standard tube length during visual observing is 845 mm. 最短的可能长度用被移动的延长管是520毫米而标准的全长在目视观察期间是845毫米。
- The new type DC solid state relay is a kind of new contactless switching device,with the new type IGBT and power field effect tube as the core and composed completely by solid state electron devices. 新型直流固态继电器是一种以新型器件IGBT以及功率场效应管为核心的,全部由固态电子器件组成的新型无触点开关器件。
- According to the problems such as total heat exchanger selection , outside unit capacity determination , refrigerant tube length correction, construction control in VRF air condition system design . 围绕商用多联机空调系统设计中存在的全热交换器选择、外机容量的确定、冷媒管长的修正、系统施工安装控制等问题,剖析了产生这些问题的原因,并探讨了解决问题的对策。
- New CCD refracting objective of a short tube length with a long working distance on microscope is suggested and analyzed in detail.Data and results of optical design on this objective are given. 提出一种新型的长工作距离短镜筒透射式的CCD显微物镜,并作了详细地分析,给出该系统的光学设计结果和数据。
- In such wells, the buckling critical load tends to be a constant with the increase of tubing length. 在水平井眼中，随着连续油管长度的增加，其临界失稳载荷趋于一个常数。
- That's rather an effective use of color. 这种使用颜色的手法效果相当好。
- According to the practical requirement,a continuative tubing length measuring device is developed. 根据油田井下作业的实际需要,研制了一种油管长度在线连续测量仪。
- The result of the simulation test shows tha the tubing length intelligent measurer runs well with high accuracy. 模拟试验结果表明，这种油管长度计量仪测量原理可行，测量精度可达1‰。
- The effects of deviation angle, annular tolerance, tubing length and friction factors on the stability of tubing in horizontal well are discussed. 讨论了井斜角、环空间隙、管柱长度和摩擦系数对连续油管在水平井中稳定性的影响。
- A tubing length intelligent measurer was developed in the light of low measuring accuracy,high labor intensity and low efficiency of manual measuring. 针对油管长度人工计量方法存在的计量精度差、工人劳动强度大、生产效率低等问题，研制了以单片微机为核心的油管长度智能计量仪。
- In the short term, the medicine may not be very effective. 从眼前来看，这药可能疗效不是很大。
- According to the characteristic of running tubings, this measurer adopted an indirect method to realize intelligent online measurement of tubing length. 根据油管下放过程的特点,采用间接测量方法实现油管长度的在线智能测量。
- The Influence and Test on the Field Effect Tube's Pinch-off Voltage 场效应管夹断电压的作用及测试
- When does the new system become effective? 新制度何时生效？
- The fear of ridicule is a very effective sanction. 人们不做违法乱纪的事，其中一个重要因素就是怕人耻笑。
