The preparation of ultra-fine aluminum silicate powders by chemical precipitation-coating modification was studied in this paper.

When alveolar pressure exceeds 80-100 mmHg, air can be forced into pulmonary capillaries.

当肺泡的压力超过80至100水银汞柱时, 空气便会被强迫的进入肺部血管内.

Objective: To investigate the affection of orthodontic treatment on root length, heigt and alveolar bone.

目的: 为了观察和分析牙齿在移动过程中对牙根长度及根周硬组织的影响.

Stress distribution on the surface of alveolar bone is very complex, not simple compression or tension.

齿槽骨表面的应力分布非常复杂,同一部位三个主应力值相差很大,且多为反号, 不是简单的受拉或受压.

We located the alveolar bone crest by sounding and determined its biological width.

应用骨探测法探察牙槽骨嵴顶的位置,确定其生物学宽度.

Objective To evaluate the change of alveolar bone density after extracting the tooth with and periodontitis.

目的探讨因牙周炎拔牙后牙槽骨骨密度的变化.

Objective : To introduce and conclude the application of micro-screws in extra-alveolar bone area.

目的: 介绍并总结微螺钉在牙槽外区域植入的应用方法.

Objective To study the risk factors of alveolar bone loss primary teeth in Chinese children.

目的研究儿童乳牙牙槽骨丧失的危险因素.

Objective : To investigate the therapeutic method of TCM and WM combined on early stage alveolar abscess.

目的: 探讨早期急性牙槽脓肿中西医结合治疗方法.

He apologises for always being so hard to wake up in the morning.

他为经常很难被叫醒而道了歉.

Love your family. for always.

爱你的家人, 直到永远.

Thank you for always accompanied me.

谢谢你一直陪着我.

Love your family. They're for always.

爱你的家人, 他们也永远爱你.

He got the chop for always being late.

他老是迟到,所以被解雇了.

Thank you for always being there for me.

谢谢你总是在一旁陪我.

I will arise and go now, for always night and day.

此刻我将动身前去, 因为日日夜夜.

Thank you for always making me feel fo warm, safe, and loved.

谢谢你总是让我感觉这样温暖 、 安全和受宠.

Thank you for always making me feel so warm, safe, and loved.

谢谢你总是让我感觉这样温暖, 安全和受宠.

I'm tired of listening to her excuses for always coming late.

我已经听腻了她为自己迟到而开脱的借口.

Thank you for always making me feel so warm, and loved.

谢谢你总是让我感觉这样温暖 、 安全和宠爱.

In the far future the cities cannot go on developing like that for always.

在更远的将来,那些城市将永远得不到继续发展.