High-Angle相关论文
It is well-known that the surface quality of the niobium microalloy profiled billet directly affects the comprehensive m......
This review summarizes the strengthening mechanisms of reduced activation ferritic/martensitic (RAFM) steels. High-angle......
目的比较使用种植支抗主动压低后牙与否对成人高角病例的垂直向控制效果。方法回顾52例成人高角拔牙病例,根据治疗经历分为种植支抗......
This review summarizes the strengthening mechanisms of reduced activation ferritic/martensitic(RAFM)steels.High-angle gr......
目的:评价头帽口外弓高位牵引配合直丝弓矫治技术对中重度牙列拥挤伴高角错胎畸形的矫治效果。方法:选取18例牙列中重度拥挤伴高角的......
【目的】通过对安氏Ⅱ1分类错高角骨面型组与正常组X线头影测量的分析,观察比较安氏Ⅱ1分类高角型错的颅面特征,探讨安氏Ⅱ1......
介绍了大港油田张巨河滩海地区张东构造上张海2-2井使用MMH钻井液钻井的情况。张东构造比较复杂,张海2-2井是用45J钻机钻探的1口大位......
井眼随钻接头是对破键器加以改进,增加了清砂和划眼功能,使性能更加完善,目的是解决大斜度井钻井中的键槽、沉砂和缩径问题.在钻具......