We already face a critical shortage of health-care personnel.

There was a critical shortage of food.

当时粮食奇缺。

A critical shortage of food; a critical illness; an illness at the critical stage.

食物的严重短缺；病危；处在危急状态的疾病。

Some areas' water resources critical shortage has become hinders of their economical and social development bottleneck.

部分地区水资源严重短缺已成为阻碍其经济和社会的发展的瓶颈。

So the impact of process fluctuations on performance has become extremely critical in IC design.

因此在集成电路设计中，互连工艺波动对集成电路性能的影响变得至关重要。

Ethylene glycol played an extremely critical role in the morphology.

乙二醇在球形晶体形成过程中起到极其重要的作用。

Aims: Relationships between cancer and cell cycle regulation are extremely critical research field.

目的：细胞周期调控与肿瘤的发生发展研究是一个十分重要的领域。

The electrophysiologic characteristics and implication of crista terminalis of rabbits

家兔界嵴组织电生理特征及意义

The anatomic and histological properties of crista terminalis in 40 adults

40例成年人正常心房界嵴的形态学特征研究

In each mapped AFL, the wavefront conducted through the superior part of crista terminalis ( CT) and propagated slowly, which indicated that the smooth part of RA was involved in the reentrant circuit.

AFL的激动可以穿过界嵴上部并且传导相对缓慢，提示RA平滑部是折返环的一部分。

The Relationship Between Distribution Pattern of Cx43 and Anisotropic Conduction Properties of the Crista Terminalis With Aging

界嵴连接蛋白43分布的增龄性变化与电传导异向性的关系

Objective: To probe into nursing measures of senile crista femoris fracture patients fixed with an external fixation stand.

探讨高龄股骨粗隆间骨科病人外固定架固定术后的护理措施。

Experience on the Treatment of 39 Cases Fracture among Crista Femoris with Closed Restoration and Three-dimensional Frame of External Fixation

闭合复位三维支架外固定治疗股骨粗隆间骨折39例体会

In irradiation group, the cilia of hair cells in macula utriculi became shorter, the number of cilia and hair cells decreased and the otolith disappeared. The structure of crista ampullaris of control group was normal.

对照组壶腹嵴结构正常，照射组壶腹嵴与对照组相比，感觉上皮变薄，毛细胞数量减少，纤毛消失。

Melanocytes in the area of crista ampullaris appeared with the development of the cytoplasmic processes of the dark cells. Therefore, it is reasonable to suggest that there is close relationship between the melanocytes and dark cells.

壶腹嵴暗细胞区的黑色素细胞随暗细胞胞浆突起的发育而出现，说明二者关系密切。

The dark cells of crista ampullaris in 11 cases of human fetuses, from 10th week to 37th week, were observed by transmission electron microscope.

用透射电镜对11例10～37周胎儿壶腹嵴暗细胞进行观察。

Observation of the crista ampullaris microvasculatures with TEM and SEM in

豚鼠内耳壶腹嵴微血管透射电镜和扫描电镜的联合观察

Scanning electron microscopic observation of crista ampullaris in human and animal

人和几种动物壶腹嵴扫描电镜观察

The vestibular receptors include the otoliths organ that recept the gravity and the liner accelerative motion, and the crista ampullaris which recept the information of the angle accelerative movement.

前庭感受器包括感受重力和直线变速运动的耳石器和感受角变速运动的壶腹嵴。

Observation on the ultrastructure of dark cells in crista ampullaris of human fetus

胎儿壶腹嵴暗细胞的超微结构观察

The inter-space among the leaf cells was big, and the root ray cells were small, and there are many interlace bulks arranged in a crisscross pattern in the tillering node.

叶片细胞间隙大，根系射线细胞小，分蘖节内部交织着大量纵横交错的疏导组织。