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- effective length of piler 钻芯检验
- The effective length of carbon chain of alkanes was built up by using the polarizability effective index. 利用极化效应指数，构造了链烷烃的有效碳链长度。
- Trumpeters alter fundamental frequency by modifying the lip tension and by pressing the valves to change the effective length of the tubes. 小号手可以藉由改变双唇的张力来增减基频，按下与放开活门则可以改变有效管长。
- The mode-spacing of the fiber Bragg grating Fabry-Perot (FBG F-P) cavity is calculated by using the effective cavity length which contains the effective length of the FBG. 利用包含光栅有效长度在内的有效腔长来计算光纤布拉格光栅法布里-珀罗腔的模式间隔。
- Based on the principle of plane winding, the calculation methods of the effective diameter of the turntable and the effective length of the link rod were determined. 根据球形压力容器平面缠绕原理确定了轮盘有效直径和连杆有效长度的计算方法；
- The effective length of these columns with corbel loading in the frame plane is customarily taken as the same of columns whose loading is concentrated on top. 为此,本文提出带牛腿柱在框架平面内计算长度的理论公式和简化实用计算公式。
- According to stability theory and design method of external pressure cylinder, the experience which can improve technology parameter by the way cutting open clamp ferrule to change effective length of external pressure cylinder is introduced. 介绍了根据外压容器稳定性理论和设计方法,通过剖分夹套而改变外压圆筒的计算长度,提高其技术参数的经验。
- This river is ten times the length of that River. 这条河的长度是那条河的十倍。
- There must be one or more universal joints to permit variations in the angle of drive. There must also be a slip joint that permits the effective length of the propeller shaft to change. 一个或几个万向节来适应传动角度的变化;一套伸缩花键,能够改变传动轴的现有长度。
- She paced out the length of the room. 她用步子测量了房间的长度。
- He fished a length of string out of his pocket. 他从口袋里掏出一条绳子。
- You spend a ridiculous length of time in the bath. 你洗澡用那麽长时间，真不像话。
- Through the study of this paper, we hope to have general acquaintanceship of the second-order effect law of bent column, and check the effective length of bent column in the code for design of concrete structures. 通过本文的研究,我们希望能对排架柱的二阶效应规律有一个全面的认识,并对规范中现有排架柱计算长度取值起到一定的校核作用。
- Promotion will go by length of service. 晋升以服务年限为准。
- He measured the length of the room. 他量了房间的长度。
- The calculated results show that, in most instances, the loads on flexible piles can not be transferred to the pile-end and there is an effective length of the pile, which disagrees with a rigid pile. 计算表明，柔性桩在更多的情况下不可能像刚性桩那样将荷载传递到桩端，而存在一个有效桩长；
- She paced out the length of the garden. 她用步子量出了花园的长度。
- My estimate of the length of the room was 10 feet. 我估计房间的长度为10 英尺。
- In this paper starting from the ray path equations of a parabolic defocusing GRIN fiber lens with paraxial conditions, a equation to calculate the effective length of the fibre lens is derived. 从近轴条件下的光线轨迹方程出发,导出了计算抛物型发散梯度折射率纤维透镜有效长度的方程式,并讨论了该纤维透镜大端、小端对目标成像的孔径和视场。
- She sprinted the length of the road. 她全速跑完了那条路的全长。
