查询词典 tooth-paste

The cause of infection is usually decay in the tooth, under a filling or in the fracture of a tooth.

事业的感染通常是在衰变的牙齿，下油，或在断裂的牙齿。

And the measurement of wear rate is always the one of excellent index to evaluate wear property of tooth and artificial tooth.

牙磨耗的测量方法作为研究磨耗的重要手段之一，一直是国内外学者研究的重点。

Secondly, as a result of tooth thickness in the direction of tooth wear, so that active and passive gear mesh gap increased.

其次，由于轮齿在齿厚方向的磨损，使主、被动齿轮的啮合间隙增大。

Tooth wear is defined as the loss of the tooth substance which is not caused by dental plague, caries and injuries.

牙齿磨损是指在没有菌斑、龋坏及外伤情况下牙体组织丧失的现象。

Lubricating oil pump gear wear mainly tooth thickness at the site, and the gear tooth face and the top are relatively light wear.

润滑油泵齿轮磨损主要是在齿厚部位，而齿轮端面和齿顶的磨损都相对较轻。

It is compared with involute gear most prominent advantage is that the process of meshing gear tooth profile surface there is no relative sliding, so no tooth wear, smooth operation, without the phenomenon of trapped liquid, low noise, long life and high efficiency.

它与渐开线齿轮相比最突出的优点是齿轮啮合过程中齿廓面没有相对滑动，所以齿面无磨损，运转平稳，无困液现象，噪音低、寿命长、效率高。

Each night the chief elephant, called the Maligawa Tusker, will carry a 8replica of the tooth relic from here, although the tooth itself remains at the temple.

每一个晚上，领头叫马里加哇的大象会驮着佛牙的复制品从这里出发，而真正的佛牙则留在庙里。

Firstly, a scalar and vector potential analysis models of tooth-layer magnetic field in a two-degree-of-freedom motor is developed, which is the same as standard hybrid step motor. By applying the finite element method, the distribution of the tooth-layer magnetic field is studied in detail. It provides an effective means for further calculation of performance and parameters of the motor.

首先，对两自由度电机产生转矩的关键部分——齿层区域的磁场进行了细致深入的分析，提出了齿层磁场的标量位和向量位分析模型，并通过有限元的数值计算，对各种情况下齿层磁场的分布规律从微观上进行了形象的分析和研究，为完整电机的进一步计算提供了有力的工具。

Gum disease can affect the first and second molars and the bone surrounding the tooth, as well as the impacted wisdom tooth.

牙龈疾病可能会影响第一和第二大臼齿和骨周围的牙齿，以及作为影响智齿冠。

Apart from the impressive Ulvetanna (wolf tooth"), the three Alpinists were mainly attracted by the challenge of a first ascent of the West Face of Holtanna (hollow tooth").

除了令人印象深刻的Ulvetanna ，这三个登山所吸引的主要挑战的第一个登顶的西方面孔Holtanna。

Nowadays, most of research are to build a transmutative Petri Nets through adding controlling place sets, controlling arc sets and controlling policy to the basic Petri Nets, while the Controlled Petri Nets could be used to argue many controlling theory problems conveniently and to induce many logically and physically supervisory and solve the Event Feedback Controlling Problems and State Feedback Controlling Problem in DEDS supervisory theory.

目前大多数的研究表现为在变形后的受控Petri网基础上，利用各种方法求得各种逻辑型、结构型控制器，解决DEDS监控理论中的事件反馈控制问题与状态反馈控制问题。

On one hand, there are discussions with the works council and union about extension of short time working up to the end of September.

一方面，有讨论，工程理事会和联盟关于延长工作时间短至9月底。