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1·The left ventriculogram demonstrated akinesia of anterolateral and apical segments with apical thrombus formation.

左心室造影显示前外侧和根尖运动不全，并形成根尖血栓。

2·Apical buds produce a growth hormone called auxin.

顶芽分泌出叫做生长素的生长类激素。

3·Objective to investigate clinic effect of conservative treatment on apical cyst.

目的探讨保守治疗根尖囊肿的临床效果。

4·Objective: To study the molar's collateral canal and its position of apical foramen.

目的：研究磨牙侧副根管及其根尖孔的解剖学位置。

5·Objective:To compare the apical sealing ability of different root canal filling means.

目的：比较不同根管充填方法对根尖孔的封闭能力。

6·The ALD was the average CT value of the 3 zones of lung (including apical, hilus and diaphragm).

以肺尖、肺门、横膈3个区的平均CT值作为平均肺密度(ALD)。

7·Root canal therapy is the basic and most optimal curing method of pulp diseases and apical diseases.

根管治疗术是牙髓病和根尖周病的基本治疗方法和最佳选择。

8·Apical positioning and root canal measurement are the key to the success of the toot canal treatment.

根尖定位和根管长度测量是根管治疗术是否能够成功的关键。

9·The relationship between the area and diameter of the apical foramen and to the deviation was analyzed.

测定并分析根尖孔面积、直径及其与测量偏差之间的关系。

10·The apical initial cells of the root top were arranged in cone shape and no typical histogen zones were found.

根的顶端原始细胞为圆锥状排列的原始细胞群，未见典型的组织原分区。

(1)apical meristem[植]顶端分生组织