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- Branch root density 分枝密度
- Objective To explore the clinical effect of collateral branch root canal filled with hot gutta percha guillotine operation. 目的探讨热牙胶挤压术充填侧支根管的临床效果。
- The result indicates that great differences,which have significant influence on the aqua-plants,exist in the evapotranspire,the bio-mass,the root density and the root length. 研究的结果表明，不同水生植物的蒸散量、生物量、根密度和根长存在较大的差异，这些差异对水生植物的泌氧性能、碎石床人工湿地的水力负荷率、氮磷去除效果和有机污染物的降解有重要的影响。
- In comparison with ammonium as sole N source, the ammonium nitrate nutrition increased root length, root surface area, root density, and total P uptake. 与单一的铵营养相比，铵硝混合营养增加了根长和根系的表面积、根系的密度以及磷的总吸收量;
- Methods The therapeutic effect of collateral branch root canal filled with hot gutta percha guillotine operation on periapical lesions was observed and the related clinical cases were analysed. 方法通过临床病例分析,观察热牙胶挤压术充填侧支根管对根尖周病变的治疗效果。
- A shallow-rooted, high-tillering variety has a very high root density around the plant base but the roots grow vertically as well as laterally. 浅根、高分蘖品种在植物根茎周围根密度很大，但根系同时向垂直和水平方向生长。
- The epicotyl was difficult to root, the root rate was 5% and only one adventive root could be induced, but it could induce branch roots. 其中，上胚轴生根困难，生根率5 %25，只诱导出1条不定根，但经继代后能产生数条侧根。
- In middle stage of succession, more and more roots distributed deepened and inlaid, and roots density increased. 演替中期的根系呈镶嵌分布，分布范围加深，根系密度增加；
- The result showed that root extension, main root length, terminal branch roots and root vigor were increased under soil water stress, and the variety with drought resistance possessed high BWC/FWC and root/cap in flowering stage and maturity stage. 结果表明 ,土壤水分胁迫促使白芥的根幅、主根长度、末级支根数、根系活力等增加 ,抗旱品种的增加幅度较大。 开花期和成熟期抗旱性强的品种BWC/FWC值和根冠比较大。
- The company has branch out into car leasing. 该公司业务范围已扩大到汽车租赁。
- The root lines of regenerative plants grew rapidly, showing more branching roots and lateral roots. 毛状根再生植株在形态学上表现根系发达，节根分节较多，侧根发达，生长迅速。
- The acoustics is a branch of physical. 声学是物理学的一个分支。
- The branch was sticking up out of the water. 树枝直挺挺地伸出水面。
- The gardener cut off a branch from the tree. 园丁从树上砍下一根树枝。
- A blackbird was warbling from the branch. 一只画眉鸟在枝头歌唱。
- The trees branch thickly over the path. 此树生枝极多，遮挡小路。
- Our service is obsolete, requiring root and branch reform. 我们的服务已经过时，需要从根本上进行改革。
- He chopped a branch off that tree yesterday. 他昨天从那棵树上砍下一根树枝。
- It is vain to attempt to root out heresy by force. 试图用暴力消除异端邪说是徒劳的。
- He chopped a branch off the tree. 他从树上砍下一根树枝。
