Objective To study treatment method that improve the chronic periapical periodontitis.

That is a pointed stick.

那是一根尖棍.

It'suggests that RE-MECF may damage DNA in root-tip cells of maize in some degree.

实验结果表明:RE-MECF对玉米根尖细胞DNA具有一定的损伤作用.

Teacher: Onion root tip cells that's what's on your slides right now.

老师: 今天我们要观察洋葱根尖细胞,就在显微镜的玻片里.

The stress field near crack tip is an important factor to effect crack extension.

裂纹缺陷周围的应力变形场是影响裂纹扩展的重要因素.

The research of crack-tip fields is one of the most important task of fracture mechanics.

裂纹 尖端 场的研究是断裂力学研究的重要课题之一,它一直被力学工作者所关注.

Thus even for very small values of stress, there will be infinite at the crack tip.

是以,即使施加很小的应力, 裂纹尖真个应力也将是无穷大.

In creep-brittle materials, the crack tip and creep zone boundary propagate at comparable rates.

在蠕变脆性材料, 裂纹尖端和蠕变区界线宣传在可比费率.

There is dislocation-free zone around the crack tip which has similar shape as the plastic zone.

各种裂纹尖端周围均存在无位错区,其形状与相应的塑性区相似.

The critical strain as well as the fracture stress at crack tip can be evaluated.

利用这判据,裂纹尖端的临界应变和相应的临界应力可以确定.

Stress analysis in variation states at crack tip and notch crown tip is presented.

摘要分析了椭圆孔口端点和裂纹端点处的变动态应力.

A notched specimen is designed to simulate the corrosion reaction at crack tip.

为此,文中设计了一种新颖的缺口试样,再现裂纹尖端的真实状态.

Finally the crack tip plastic zone CTPZ was introduced to interpret the variations of KIC.

从疲劳裂纹尖端塑性区的角度阐述了影响材料断裂韧性的因素.

In the tie girder boxes crack growth was detected near the crack tip.

在系杆箱型梁中裂纹尖端附近检测到裂纹的扩展.

In this development only a single crack tip has been considered.

在这个研究中只是考虑了单个裂纹尖端.

For Descartes, the imagination is a important intermediary between the thinking and the extension.

想象是思维转向物体性广延的重要中介.

Demonstrate with typical examples, which essentially neither extension nor intension approach is considered more detail.

特别是,对在描述概念问题中不同于内涵和外延的第三种方法, 即典型示范表示做了进一步的分析.

Different concepts of AEA get rise to different intention and extension.

对行政审批概念的理解不同,必然会导致行政审批内涵与外延的不同.

The 70 s became a decade of segmentation and line extension.

70年代是市场区分和产品线外延的年代.

He has a large estate in the country.

他在乡间拥有广大的地产.

Nature is wide, and manners, views and interests are pinched and narrow.

自然界是广阔的, 但是人们的作风, 眼光与兴趣却是闭塞和狭窄的.