According to the character of the surfaces of a propagating crack, the balance equations are material rate equations.
根据扩展裂纹表面的特征，平衡方程是实质率型方程。
Stand the material rate of timber species and the investigation of the relationship between factor complex relationship.
林分材种出材率与各调查因子的关系存在复杂关系。
Of course, he does not read every piece of material at the same rate, but whether he is reading a newspaper or a chapter in a physics text, his reading rate is relatively fast.
当然，他并不会以同样的速度阅读每一篇材料，但无论是阅读报纸还是物理文本中的一章，他的阅读速度都是相对较快的。
Using them wisely in the classroom, for instance, increases the rate of learning and learned material retention.
比如说，在教室里明智地使用它，会提升学习中的和已学过的材料的保持率。
The rate of our progress towards solving the material problems of life is not less rapid.
我们解决生活物质问题的进展速度依然迅速。
The rate at which the raw material is being consumed is determined by studying ionized gas regions and the younger stars (yellow/red extended regions).
原料（尘埃）正在被消耗的速率是研究电离气体地区和年轻恒星（黄/红扩展区域）来决定的。
The story begins, in a sense, in classrooms around the world, where students are taught that the rate of decay of a specific radioactive material is a constant.
这个事情要从世界各地的教室里说起，在那里学生学习到特定核素的衰变速率是恒定的。
Reading material more, lexical repetition rate is higher, so that each contact time, mind memory is more deepen one, at the same time, to learn the vocabulary and language phenomena have been met.
阅读的材料越多，词汇的复现率就越高，这样每多接触一次，脑子里的记忆就多加深一层，同时，对未学过的词汇和语言现象也有了初次认识。
The study confirmed the infiltration of regulators can promote the induction of embryonic cells: Add sorbitol or mannitol, due to accumulation of material within cells, callus growth rate slowed down.
该研究证实了渗透调节物质可促进体细胞胚的诱导：添加甘露醇或山梨醇后，由于细胞内物质积累，愈伤组织生长速率减慢。
Or a radioactive substance may be disintegrating at a known rate and we may be required to determine the amount of material present after a given time.
又如，某种放射性物质可能正在以已知的速度进行衰变，需要我们确定在给定的时间后遗留物质的总量。
China building to true in 2010 energy saving rate 50%, need to comprehensive reform of exterior wall thermal insulation material, the market will greatly increase.
中国建筑要在2010年实现节能率50%，需对建筑外墙进行全面改造，墙体保温材料的市场将会大幅度增加。
The conditions which have an important influence on metal cutting are work material, cutting tool material, cutting tool geometry, cutting speed, feed rate, depth of cut and cutting fluid used.
对金属切削有重要影响的条件有工件材料、刀具材料、刀具几何形状、切削速度、进给率、切削深度和所用的切削液。
If the failure is defined as the final fracture of a component, then both S-N curves and crack growth rate curves reflect the fundamental material behavior under fatigue loading.
如果都把一个构件的最终断裂作为疲劳破坏的定义，则S - N曲线和裂纹扩展率曲线均是反映金属在疲劳载荷作用下的基本材料特性。
Year by year, the social and material distances that separate Americans from one another are growing at an accelerating rate.
年复一年，社会和物质距离使美国人互相疏远，并且这个速度正在加快。
This car is in starting and accelerating, with the motor to give aid to, can increase energy material use rate, work to reduce oil consumption, detract from the emissions.
这种汽车在起步、加速时，因为有马达的匡助，能增长能量物质运用速率，管用减低油耗，减损排放。
The rate at which material temperature can be raised in a vacuum dryer is also limited.
烘干机的速度在真空材料的温度可提高一个也是有限的。
Then using this method, influence of gas wall material, gas wall thickness and flow rate of coolant on regenerative cooling of thrust chamber was investigated. The results were satisfactory.
然后使用这种方法研究了气壁材料、气壁厚度和冷却液流量对推力室再生冷却的影响，获得了比较满意的结果。
Honing experiments are executed and the relationships between reticulate cross-angle, honing pressure, honing rates and material removal rate are analyzed in rough honing.
对珩磨精密加工工艺进行了实验研究，分析了粗珩加工中网纹角、工作压力、珩磨速度与材料去除率的关系。
Composite silicate insulation material plasticity, low thermal conductivity, high temperature resistant, low pulp drying shrinkage rate, etc.
复合硅酸盐保温材料可塑性强、导热系数低、耐高温、浆料干燥收缩率小等特点。
Rate-based material costs are the costs of consumable material resources, such as building materials or supplies, to which you have assigned standard rates.
基于费率的材料成本是耗材资源（例如建筑材料或物资）的成本，您可以为材料资源指定标准费率。
The results showed that the thin plates produced by slurry method could improve the utility of active material and the ability of high-rate discharge performance.
实验结果证明：拉浆法制造的薄极板可以提高活性物质的利用率，改善了电池的大电流放电能力。
On the basis of analyzing the semiconducting material removal rate of EDM and making semiconductive modification for CVD diamond thick film by boron-doping, EDM of the thick diamond film was realized.
本文在分析了电火花加工半导体材料去除速率的基础上，通过掺硼对CVD金刚石厚膜进行半导体改性，继而实现了其电火花加工。
Based on this mechanism, a new mathematical model characterizing the material removal rate in CMP process was developed by using micro-contact mechanics and particle size distribution theory.
基于这种机理，应用微观接触力学和磨粒粒度分布理论建立了一种新的表征CMP过程材料去除速率的数学模型。
Because of the continuous decay, the quantity of radioactive material and the rate of emission of radiation decrease steadily.
由于连续衰变的结果，放射性物质的数量，辐射发射率都逐渐下降。
It is controlled by the sensitive index of the strain rate and the cavity growth rate of material.
材料的应变速率敏感性指数与孔洞长大速率通过不同的变形机理图控制着这种过程。
In order to get low surface roughness and high material remove rate, basic research on the optimization of process parameters in creep feed ultrasonic grinding engineering ceramics was conducted.
为了在加工中获得良好的表面质量和大的材料去除率，本文开展了蠕动进给超声磨削工程陶瓷参数优化的基础研究。
Introduced technological diagram, amount control for material input, adjustable device for flow rate, the principle, structure, advantage of the water plug pump and the operating result.
介绍该装备的工艺流程、下料量的调节控制、可调式恒流装置、堵水泵的原理、构造、优点及装备的应用情况。
Demolition material are the advantages of pipe cleaner pipe cleaning, water flow rate can be relatively low, may be suspended.
拆出料管法的优点是管道清洗较干净，水源的流速可以较低、可以暂停。
Demolition material are the advantages of pipe cleaner pipe cleaning, water flow rate can be relatively low, may be suspended.
拆出料管法的优点是管道清洗较干净，水源的流速可以较低、可以暂停。
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