1) improved guide
改进型导轨
1.
The improved guide was designed to use in the "joggling out" point of delivery chains wheel.
在收纸链轮的啮出点设计改进型导轨中,以消除由于加速度突变造成的冲击与振动,对于提高国产印刷机的速度、精度和印刷质量,缩短国产机与国外先进印刷机的差距有重要意义。
2) Improved Tracking
改进轨迹
3) orbit improvement
轨道改进
1.
An analytical method of the orbit improvement for artificial satellits is presented.
初始根数改正量估计采用微分轨道改进算法。
2.
The method of orbit improvement is studied through processing the simulated optical data of 20 satellites.
通过对20颗卫星的模拟计算,研究了人造卫星光学观测的轨道改进方法,给出了资料预处理(观测精度σ0=5")的剔除门限,使野值的比例在大多数情况下小于10%; 在轨道改进中,先用Huber估计迭代2次,再用Hampel估计迭代到收敛,保证了轨道改进的精度;重点研究了Hampel估计的权函数参数(C0,C1,C2)的取值,得出结论:对于大于或等于6σ0的野值, C0可取为2。
3.
Because the systematic errors due to frequency offset of satellite beacon and/or station receiver are included in Doppler data, the key problem of orbit improvement is how to estimate the frequency offset for every passing.
利用多普勒资料进行轨道改进 ,将遇到卫星信标机和测站接收机的频偏带来的系统差 ,如何估计各站圈的频偏 ,是决定定轨精度的一个关键问题 。
4) guide rail profile
导轨型材
1.
The development of a high-strength and superhigh-accuracy guide rail profile of supedrhard aluminum ahoy, used in high-grade electronic cabinets was suniniarized, and the selections of the guide rails material, structure, forming scheme, extrusion die as well as the processes of extruding and stretching were investigated in detail.
概述了高档电子机柜用超高精度高强７Ａ０４超硬铝合金导轨型材的研制过程，并对导轨的材质、结构、成形方案。
6) T-style guider
T型导轨
补充资料：Fmk—3改进2型9mm冲锋枪
Image:11557266503455016.jpg
fmk—3改进2型9mm冲锋枪
中文名称: 阿根廷fmk—3改进2型9mm冲锋枪
研制国别: 阿根廷
分类: e922.13
关键词: 冲锋枪 枪械 陆军装备
简介
fmk—3式9mm冲锋枪是阿根廷1986年5月推出的产品，现装备阿根廷部队。该枪原型有两种枪托，一种是塑料制固定式枪托，另一种是金属制伸缩式枪托。改进2型仅生产伸缩式金属枪托型。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。