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- stand basal area distribution 林分断面积分布
- The results showed that Pielou evenness index, gap-fraction, openness, stand basal area, and stand density were influenced by spatial structure of the community at a broad scale. 结果表明,群落均匀度指数、空隙度和开度、林分胸高断面积和林分密度在大尺度上表现出显著的空间结构。
- Basal area distribution of Chinese fir plantation 杉木人工林林分断面积分布规律的研究
- Application of System Dynamics Method to Stand Basal Area Growth Model 系统动力学方法在林分断面积生长模型中的应用
- stand basal area 林分底面积
- stand basal area growth model 断面积生长模型
- basal area distribution 断面积分布
- NOTAM (L)s receive only local area distribution. 这种通告的内容只涉及由本地区机场提供的相关信息.
- Stand density was reduced from 404 to 387 stem/hm 2,and basal area from 44 83 to 43 79 hm 2.All species in high canopy layer except Acer mono decreased in number of stems. 林分密度从404株/hm2降至387株/hm2，而基础面积从44.;83hm2降至43
- The density, basal area and volume of CWD trended to decrease from north to south slope. 从阴坡、半阴、半阳到阳坡,CWD的密度、胸高断面积和体积都呈现递减的趋势;
- Albrektson A.Sapwood basal area and needle mass of Scots pine (Pinus sylvestris L.) tree in Central Sweden[J]. 王桂岩王彦等.;13种杨树木材物理力学性质的研究[J]
- For both sapwood and wetwood basal area, there were highly significant differences at various planting densities. 对边材面积和湿心材面积影响均达极显著水平。
- In the tree crown, the basal area growth of trunk sapwood is approximately equivalent to that of the upper branch sapwood. 在树冠内，树干边材断面积生长量与其上部的枝条边材断面积生长量大致相等。
- Large-sized sectional material used in sub-way carriage has the feature of complex profile,big circumscribed circle and large basal area. 地铁车辆用大型铝合金型材一般断面形状较复杂,壁厚相差悬殊,断面积及外接圆大,且宽厚比较大,是生产难度很大的一类型材。
- Building Sciences in China, geothermal expert sources to give us a display of major geothermal fields in the Beijing area distribution maps. 在中国建筑科学研究院，地热研究专家袁东立给我们展示了北京地区主要地热田的分布示意图。
- On Mt. Mang, maximum DBH and basal area showed significantly negative correlations with altitude while stem density did not change significantly with altitude. 莽山乔木的最大胸径、胸高断面积之和与海拔呈明显的负相关性,而立木密度的变化规律不明显。
- Mangya depression is a secondary tectonic unit of Chaidamu Basin, its large area distribution with abnormal highpressure indicates more preservation of the mid-deep oil pools. 茫崖坳陷是柴达木盆地的次级构造单元,异常高压带的大面积分布表明中深层油气藏得以更多的保存;
- Mang, maximum DBH and basal area showed significantly negative correlations with altitude while stem density did not change significantly with altitude. 莽山乔木的最大胸径、胸高断面积之和与海拔呈明显的负相关性，而立木密度的变化规律不明显。
- Are you willing to stand surety for your brother? 你愿意当你弟弟的保证人吗？
- Results The morbidity seasons of EHF in Guangzhou area distributed evenly. 结果广州地区EHF的发病季节呈平均分布，城市居民与农村居民发病率之比为1.;08:1；
