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- bifilar gravimeter 双丝重力仪
- The element employs a bifilar wound wire grid on an insulating substrate. 元件系用双股绕线网缠绕在一块绝缘基板上。
- The paper also introduces the new process of gravimeter research in NIM. 还简单介绍了中国计量科学研究院在这一方面研究的最新进展。
- The density of the required data of astronomical measurement, gravimeter survey and geodesic survey is not satisfied. 需要的天文测量、重力测量、大地测量等数据的密度无法满足其需要。
- A new backfire antenna fed by a bifilar backfire belix is described in this Paper. 本文提出一种用双线背射螺旋作馈源的新式背射天线。
- TIG welding power source made from SCR and bifilar winding energy saving inductor is introduced in this paper. 研制了一种用双绕组储能电抗器构成的晶闸管TIG焊电源。
- The Typical Absolute Gravimeter and the Atom Interferometer are the main equipments which measure the g directly. 摘要经典绝对重力仪和原子干涉绝对重力仪是目前国际上研制用来直接测量重力加速度值的主要精密计量仪器。
- These bifilar windings were so oriented in the circuit as to produce zero a.c. voltage between adjacent turns. 在这个放大器中,麦氏还是使用传统的方式来设计输出变压器。
- A micro-Gal absolute gravimeter based on high-precision and high-stability heterodyne interferometer is presented. 本文提出的微伽绝对重力仪基于高精度、高稳定的差动干涉仪。
- It is shown that the performance of new multifilar helices is better than that of the corresponding bifilar helix. 给出了特性方程和实验结果,表明新型多螺旋线的性能要优于相应的双螺旋线。
- The value of gravimeter surveys for gravity-change detection lies in the fact that gravity change indicates elevation change. 用重力测量检测重力变化的意义在于,重力变化表示高程变化。
- The value of gravimeter surveys for gravity change detection lies in the fact that gravity change indicates elevation change. 用重力测量检测重力变化的意义在于,重力变化表示高程变化。
- First of all, You have to design the gravimetric network and a base station. Gravimeter observation are usually made at the corner of the square grid. 首先必须设计和布置测网,选择一个测量基点,而这些测网交点便是重力测量的观察点。
- Gravimeter and Magnetometer as the main geo-physical instrument play an important role in geological exploration and national defence. 重力仪和磁力仪作为重要的物探仪器在地质勘探、地质灾害监测和国防建设中具有举足轻重的作用。
- This is because McIntosh maintains the voltage from each screen grid to cathode constant by the unity coupling between the two halves of the bifilar winding. 这是因为麦氏是用单一耦合双线并绕的两半部分来维持廉栅极对阴极的电位恒定。
- We introduced a method that can improve the measurement precision of the three-level atom gravimeter by changing the sequence of the pulses. 提出了一种通过改变激光脉冲序列来提高三能级原子重力仪的测量精度的方法。
- Gravity navigaton system have three elements: gravimeter, gravity map and the algorithm of matching localization of gravity. 重力导航系统有三个要素:导航用重力仪、导航用重力图和重力匹配定位算法。
- It also gives a useful and effective analysis method for bifilar transmission-line transformer.The calculated values are in good agreement with the metrical values. 由此,文中给出了一种分析双线传输线变压器的实用、有效的方法,且理论结果与实测结果具有较好的一致性。
- In this paper, the principle of the electrostatic feedback and the electrostatic clibration for GS gravimeter is described. 本文介绍了静电反馈及静电标定技术在GS型重力仪上的具体应用,着重阐述了它的工作原理。
- The bifilar pendulum absorber is used to reduce the inplane longitudinal and lateral excitation forces and it is mounted to the rotor hub of a helicopter. 双线摆式吸振器是位于直升机旋翼旋转平面内用来吸收该平面内桨毂纵、横向激振力的动力吸振器,能随旋翼转速而调谐。
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