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1)  constant removal rate of grinding
恒磨除率
2)  instant grinding rate
恒磨削率
1.
Question which adopts instant grinding rate, instant grinding force and instantly relative grinding linear rate to improve cam grinding precision and surface quality has been discussing deeply in theory.
并对提高凸轮磨削精度和表面质量所采用的“恒磨削率”及“恒磨削力”和“相对磨削线速度不变”的问题进行了理论上的探讨。
3)  removal rate
磨除率
1.
Investigation of removal rate and grinding ratio of PCD material based on orthogonal experiment;
基于正交试验的PCD材料磨除率和磨耗比的研究
2.
Their influence to removal rate(Q) and abrasion ratio(G) of PCD material is usually measured by range and variance analysis method.
聚晶金刚石刃磨工艺参数砂轮速度(v)、工作台调定压力(Fa)、进给量(f)对PCD材料的磨除率(Q)和磨耗比(G)影响程度通常用极差、方差分析法来度量。
4)  material removal rate
磨除率
1.
Through a large amount of experiments, this paper studied the influence of grinding parameters on the material removal rate Q and the grinding ratio G of polycrystalline diamond (PCD) .
本文通过大量的试验,系统研究了磨削工艺参数对聚晶金刚石(PCD)磨除率Q、磨削比G的影响。
2.
Through an experiment of grinding polycrystalline diamond (PCD) by diamond grinding wheel, the influences of grinding speed v s on PCD material removal rate Q and grinding consumption ratio G are researched.
通过用金刚石砂轮磨削聚晶金刚石 (PCD)材料的试验 ,研究了磨削速度vs 对PCD材料磨除率Q、磨耗比G的影响。
5)  first molar extraction
拔除第一恒磨牙
1.
Objective: The purpose of this study was to evaluate the clinical effectiveness of orthodontic treatment with first molar extraction.
目的: 探讨正畸拔除第一恒磨牙矫治设计的一般原则和关闭磨牙间隙常见问题的处理方法及临床疗效。
6)  extraction of the second molar
第二恒磨牙拔除
1.
Conclusion Whichever you choose,the maxilla or the mandible,extraction of the second molar is a good extracting model.
目的:对上下颌第二恒磨牙拔除后第三磨牙自行迁移的情况进行观察、比较。
补充资料:恒率干燥
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性质:又称恒速干燥。物料的干燥过程中干燥速率恒定不变时的阶段。一般指干燥的第一阶段,湿物料表面和面层水分汽化,干燥速度仅为物料的表面汽化所控制,而与物料的含水率无关。显然,物料表面的蒸气压等于纯液体面上的蒸气压,其干燥速率等于在同样条件下纯液体的汽化速率。

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