有一间房内放着盆景，其中有一棵树很特殊，这树的树干形状正像汉字的“寿”。
There is also a room of plants which includes a special bonsai12 tree, the trunk of which happens to be shaped like the Chinese sign meaning long life.
有些无性系还表现出了良好的抗寒性、抗病虫害性以及良好的树干形状和边枝情况。
Several clones also showed satisfactory cold tolerance, pest and disease resistance, and trunk form and side branching.
林木枝下高直接影响树木的生长和树干形状，建立林木枝下高动态模型可以了解林木或林分的生长规律。
Under branch height has direct impact on woods growth and trunks form, so dynamic model established with under branch height can reflect the growth of woods and stands.
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