1) precision micro-hole
精密微小孔
2) precision small hole
精密小孔
1.
The Precision Small Hole Grinding and the Design of Special Wheel Shaft
精密小孔磨削及专用砂轮轴的设计
2.
Based on practical work experience, this paper analyzes and introduces the improvement, cutting principle and using result of reamen, which can process precision small hole whose diameter less than 5 mm.
根据实际工作的经验 ,分析并介绍了d 5mm以下精密小孔机用铰刀的改进、切削原理与使用效果。
3.
It is difficult to gain homogeneous coating when precision small holes are electroplated chrome,which affects the dimensional precision and the form precision of the product.
精密小孔在镀硬铬时,很难获得均匀的镀层,直接影响产品的尺寸精度和形位精度。
3) minuteness
[英][mai'nju:tnis] [美][maɪ'njutnɪs]
微小;精密
4) small deep precise hole
精密小深孔
1.
The machining quality of small deep precise hole in super hard material is improved greatly with the new honing tool.
从分析国内外现有珩磨工具存在的问题入手，着重解决超硬材料精密小深孔珩磨加工中走偏量较大、圆度误差较大等问题，提出了一种三导向的ＢＴＡ型珩磨工具结构，使超硬材料精密小深孔加工的质量得到了很大提高。
5) Precise Microporous Filter
精密微孔过滤机
1.
Application of High Molecular Precise Microporous Filters in the Production of Barium Chloride;
高分子精密微孔过滤机在氯化钡生产中的应用
2.
Application of precise microporous filter in the production of cobalt hydroxide
精密微孔过滤机在氢氧化钴生产中的应用
6) precise millipore filtation
精密微孔过滤
1.
The precise millipore filtation technology is systematically introduced,its characteristics and advantages are analyzed in the efficient wash,filtration and pressure drying of rare metal superfine powder,and some reasonable suggestions are made on generalizing this advanced technology.
对精密微孔过滤技术作了较为系统的介绍,分析了该技术用于稀有金属超细粉体的高效洗涤、过滤与压干工序中所具有的特点和优势,并提出了推广这一先进技术的合理建议。
补充资料：第二孔(继发孔)型缺损
第二孔(继发孔)型缺损
ostium secondary defect
是心房间隔在形成上发生障碍，一般缺损较大，多在卵圆孔附近称第二孔(继发孔)型缺损。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条