查询词典 tooth

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。

Presentation of tooth-paste to a myriad of people is an astonishing act in promoting tooth-paste in this city.

万人牙膏大赠送，本市牙膏推销活动的惊人之举。

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。

The contact tooth surface of the cylindrical gear with symmetrical arcuate tooth trace is analyzed with this method, and the results are compared with those got with the traditional TCA method.

用此法对弧形齿线圆柱齿轮进行了实例分析，分析结果表明此方法是正确可行的。

Artiodactyla mostly herbivorous, but the different teeth, if not for the hill Ruminantia tooth type, tooth type deer for the month.

偶蹄目多为草食，但牙齿各异，如不反刍亚目为丘齿型，鹿科为月齿型。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。