The influences of temperature, content of foaming agent and CaCO3 on the extrudate swell, and average cell diameter of polypropylene foam are investigated using improved capillary rheometer.
利用改进后的毛细管流变仪研究了温度、发泡剂与碳酸钙含量对聚丙烯发泡体系挤出胀大和泡孔直径的影响。
Through theoretical analysis and experimental data,the effect of matching between piled anchor and drilling hole diameter on anchoring strength was described,and the most reasonable matching parameters of anchor diameter with drilling hole diameter were given.
通过理论分析和实验数据论述了锚杆与钻孔直径匹配对锚固强度的影响,并给出了锚杆直径与钻孔直径最合理的匹配参数。
The simulation efforts included the effects of different injection characteristics such as varying the injection pressure,injection timing and nozzle diameter.
为了研究喷油特性(如不同的喷油压力、喷油定时和喷孔直径等)对燃烧性能的影响,利用三维数值模拟软件K IVA-3代码,对喷油过程、燃烧过程和发动机性能进行了数值模拟。
Effect of the Size of Detector Collimating Aperture on ICT Reconstruction Image
探测器准直孔径对ICT图像重建质量影响的分析
Design of Coded Aperture Collimator and Digital Image Reconstruction in Gamma-ray Camera;
γ相机中编码孔径准直器设计及数字图像重建
Effect on the accuracy of Root ZX of different size of apical foramen
不同根尖孔直径对Root ZX测量准确性的影响
The diameter of the objective of a telescope.
孔径望远镜物镜的直径
The max. depth of drilling is about 50 times of drill tools dia and have to see material for drill specially size.
本机种钻孔深度以钻头直径50倍为标准,特殊规格需视加工材质定.
electronic boresight scanning
电子孔径瞄准器扫描
The stem has a slightly smaller diameter than the valve bore.
阀杆的直径略小于阀体孔的直径。
Test method for pore diameter of porous ceramic
GB/T1967-1996多孔陶瓷孔道直径试验方法
Discussion on Revamping of The Large Diameter Piercing Head of 10MN Vertical Piercing Mill
10MN立式穿(扩)孔机大直径扩孔头的改造
The diameter of such an opening, often expressed as an f - number.
孔径这种开口的直径，常以f数表示
reference surface diameter tolerance
基准面直径容差 -光纤的
reference surface diameter
基准面直径 -光纤的
unified miniature screw thread gauge
统一标准小直径螺纹规
unified miniature screw thread
统一标准小直径螺纹
Probe into Large Diameter Direct Drainage Borehole Construction Technology in North China Type Coalmines
华北型煤矿施工大孔径直排孔的工艺探讨
Method of Collimation and Image Processing Using CCD Pickup Camera in Aperture Measurement
孔径测量中ccd瞄准方法与图像处理
high efficiency drilling system for small and deep hole
高效小直径深孔钻削系统
The human eye has a pupil diameter which, of course, varies.
人眼瞳孔直径当然是可变的。