Gently slide it into the space between the gum and the tooth until you feel resistance.
接着牙线轻轻地滑到牙齿与牙龈的间隙中直到感觉到阻力。
That has not stopped them fighting tooth and claw to hang on to their unused white space.
但这并未阻止其为了保住未用的空白频段，而争得头破血流。
Based on the conjugation theory of space curved surface, the vector relation of gear cutting is ensured. Tooth vector equation of bevel gear is established.
基于空间曲面共轭原理，确定齿轮切齿矢量关系，建立了螺旋锥齿轮的齿面矢量方程。
A face harmonic motion drive of separate tooth is a new form of utility model drive. It belongs to a structure of space active teeth drive.
散齿端面谐波齿轮传动是一种实用的新型传动方式，属于一种空间的活齿传动结构。
Wisdom teeth that only partly erupt can leave space for bacteria to enter around the tooth. Infection is a risk in these cases.
只有部分萌生的支持会给细菌留下空间，使细菌侵入牙齿周围，在这种情况下容易引发感染。
Wisdom teeth that only partially erupt can leave space for bacteria to enter around the tooth. Infection is a risk in these cases.
只有部分智齿的支持会给细菌留下入侵牙齿周围的空间，在这种情况下容易引发感染。
Analysis shows that the distribution of meshing points is a function of the axial circular pitch, the axial space of two meshing points on a tooth and the effective width of the gear.
计算分析认为，双圆弧齿轮的啮合点分布情况是齿轮的轴向周节、同一轮齿上两啮合点在轴向的距离和齿轮的有效宽度的函数。
Machining Tolerance is the permissible variation in actual space width or actual tooth thickness.
加工公差是花键的实际齿槽宽和实际齿厚的允许的变动量。
Status of first molar space closure, tooth alignment, occlusal relationship, soft tissue lateral profile after treatment were evaluated.
对治疗后第一磨牙间隙关闭情况、牙关系和侧貌进行评价；
The selections differ only in the tolerance as applied to space width and tooth thickness.
选择不同的公差在“弧齿槽宽”和“弧齿厚”中应用。
Machining Tolerance (m) is the permissible variation in actual space width or actual tooth thickness.
加工公差(m)：加工公差是花键的实际齿槽宽和实际齿厚的答应的变动量。
Machining Tolerance (m) is the permissible variation in actual space width or actual tooth thickness.
加工公差(m)：加工公差是花键的实际齿槽宽和实际齿厚的答应的变动量。
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