Emergents, which do not form a continuous layer, are usually the giants of the forest, reaching heights of 35 to 70 m or more, and trunk sizes of over 2 m in diameter.
不形成连续层的新生植物通常是森林中的巨人，高度可达35至70米或更高，树干直径超过2米。
Before reaching the cave, I climbed over a large petrified tree trunk, three feet in diameter, dating back millions of years.
在到这个山洞之前，我爬上过直径有3英尺的石化树干，那树有几百万年的树龄了。
This paper introduced the technology of pigging, diameter measuring & pressure testing for Guangdong LNG trunk-line.
本文介绍了广东液化天然气输气干线工程应用的清管测径试压技术。
Supine admission Measurement of the left renal vein diameter of the trunk section and wear Rufu aorta and superior mesenteric artery Angle paragraph diameter.
取仰卧位测量其左肾静脉主干段内径及穿入腹主动脉与肠系膜上动脉夹角段内径。
A dosage of 5000-8500 ml in 1000 ppm of achromycin was used for the 11 years old orange trees with trunk diameter between 11.5~15cm.
对主干中段的直径为11.5～15厘米的刚发病11龄甜橙树，注入每毫升合1000 单位的盐酸四环素溶液5000～8500 毫升。
The quality of the feeding bamboo is assessed by the density and height of bamboo, bamboo trunk base diameter and the percentage of young bamboos.
竹子密度、竹子基径、幼竹比例和竹子高度则是衡量主食竹质和量的主要指标。
Relations of hole diameter, distance between adjacent holes, and flow volume of trunk to distribution of flow volume were discussed.
讨论了孔径、孔间距、总管流量与流量均布的关系。
Factors involved in the model are: tree height. diameter at breast height. bark thickness at breast height. height of first dead branch and height of blackened trunk.
判别因子分别是：个体的树高、胸径、胸高处皮厚、第一枯枝高和树干熏黑高度。
The content of magnolol in other types of leaves increases rapidly with increase in age, diameter of the trunk and thickness of the bark, with not many changes found at the age of 12 or up.
其它类型的厚朴酚类含量随年龄增大、树干长粗、树皮加厚而迅速增加，12年以后基本稳定。
The POD activity have a strikingly negative relationship with the height of tree, trunk girth, diameter of crown, the volume of the tree crown, and the dwarfed nature of the stocks.
POD活性与树高、干周、冠径、树冠体积呈显著负相关，与砧木的矮化性呈负相关。
The POD activity have a strikingly negative relationship with the height of tree, trunk girth, diameter of crown, the volume of the tree crown, and the dwarfed nature of the stocks.
POD活性与树高、干周、冠径、树冠体积呈显著负相关，与砧木的矮化性呈负相关。
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