Objective To discuss the methods for the impaction of maxillary anterior teeth.

Results: Different parameters hnd different impaction on the quality of the FA and DEC map.

结果: 不同的扫描参数所成大脑白质纤维弥散张量图像的质量是不相同的.

The most significant variable related to third molar impaction is inadequate space for tooth eruption.

:大多数阻生的下颌第三磨牙磨牙后间隙牙冠近远中径比值小于1.

The important factors of impaction on the abundance were water salinity and temperature.

盐度相对水温对鱼卵所产生的效应更为明显,水温较盐度则是影响仔鱼的更重要因子.

Methods: To analyse 52 samples of food impaction retrospectively.

方法:分 析52例食物嵌塞患者的临床资料.

The empirical equation of single granule collection efficiency by impaction was established based on the experiments.

在实验的基础上,得到了计算单个颗粒惯性碰撞收集效率的经验方程式.

While the most damage and destroy is attribute to the vehicles load recapitulate impaction.

而桥梁的大部分损伤和疲劳破坏是车辆荷载长期反复作用的结果.

Do not put battery at machine impactive places, and poke battery with hard things.

不可将电池置于强机械冲击的场所, 也不可用硬物击穿电池.

New idea to control welding residual stress and distortion with trailing impactive electromagnetic force was given.

提出了基于脉冲电磁力随焊控制焊接应力及变形新方法.

A small change in the design of a slit bioaerosol impactor significantly improves its collection characteristics.

稍微改变纵向生物性气胶冲击器设计可有效改善其收集特徵.

The impactor is estimated to be the size of several football fields.

估计造成撞击的小天体大概有数个足球场大.

Impactor handwheels are supplied at manufacturer's option unless specified by customer ( see page 21 ).

除非用户指定 ( 参阅第21页 ),否则制造商将自行决定是否采用冲击式手轮.

Geologists agree that the Sudbury impactor was at least eight kilometers ( about five miles ) across.

地质学家同意,造成 陨石坑 的外太空撞击物,直径至少八公里.

It can not impair the intellectual vigor of the young.

这不能磨灭青年人思想活力.

We deem it the deepest disgrace to impair her interests, dignity or honour.

以损害社会主义祖国利益 、 尊严和荣誉为最大耻辱.

Shock wae lithotripsy, ureteroscopic stone extraction , and percutaneous nephrolithotomy do not appear to impair renal growth.

结论:体外冲击波碎石术, 输尿管镜检取石术, 以及经皮肾镜取石术并不影响肾脏发育.

Other actions that impair the dealing party or the order of the international ocean shipping market.

其他损害交易对方或者国际海上运输市场秩序的行为.

Any monitoring or inspection hirer may not impair the normal work of the hiree.

定作人不得因监督检验妨碍承揽人的正常工作.

It will impair the performance of explosive bolt assembling and disassembling it many a time . 2.

如果对爆炸螺栓进行多次拆装,其使用性能有可能被削弱.

The malformation and disability caused by mandibular defects always impair quality of life.

下颌骨缺损可导致严重的外形与功能障碍,影响患者的生存质量.

Water lock effect will bring harm to low permeability reservoir and impair reservoir productivity.

水锁效应对低渗透储层会产生伤害,严重影响气藏的产能.