vertical root

Objective To study the pathogenic factors of vertical root fractures ( VRFs ).

目的分析 牙根 纵裂的致病因素.

The effect of the vertical resolution of the atmospheric parameter profiles on the simulation of the microwave brightness temperatures is analyzed firstly. The calculation shows that the root mean square differences of the simulated brightness temperatures due to the vertical resolution of the profiles are 0.2~ 0.7 K.

文中首先分析了大气参数分布的垂直分辨率对模拟七通道微波温度探测器各通道亮温的影响，通过对比计算表明，大气参数的垂直分辨率对微波测温通道亮温计算的影响为0.2K～0.7K；

Objective: To evaluate the contribution of radiogram in diagnosis of primary vertical root facture in mandibular first molar.

目的：评价直接数字化影像技术在下颌第一磨牙牙根纵裂诊断中的作用。

Obiective To study the application of root apex locator to diagnose vertical root fracture.

目的研究应用根尖定位仪诊断牙根纵裂.

Based on the measured data from the winter wheat fields in Zhengzhou of Henan Province, the vertical distribution of root length density ( RLD) and root mass density ( RMD) were analyzed.

根据在郑州进行的冬小麦根系田间实测资料，研究了根长密度和根质量密度在砂壤土中的垂直分布。

Relationship between vertical root fracture and the habits of chewing betel nut

牙根纵裂与嚼槟榔习惯的关系

Root system distribution formed in" two groups", that is, in vertical correspondence with that of leaves.

根系在土体中的分布表现出明显的与叶位互生对应的二群分布特点等。

At jointing stage, the vertical and horizontal distribution of corn root cultivated in light loam was the most extensive, followed by loam and light clay.

拔节期，玉米根系的垂直和水平分布在轻壤土中范围最广，轻粘土中最小。

Application of root apex locator to diagnose vertical root fracture

根尖定位仪应用于牙根纵裂的临床诊断