叶龄模型则用来模拟逐日温度对叶龄发育的影响,它可以预测不同叶位的出现日。
The latter is used to simulate the effect of daily temperature on leaf development.
对比指出两种模型计算出的冰帽各深度冰龄最大误差不大于2%。
The maximum error between two model calculation is no more than 2% at each depth of the ice cap.
对直径生长转移概率矩阵模型进行了线性扩展,用以研究混交异龄林的树种组成问题。
A transfering probability matrix model of linearly generalized diameter growth was used to deal with the tree species composition problem of mixed unevenly aged forest.
方法采用3月龄雌性大鼠,切除双侧卵巢造成骨质病变模型,观察两药联用对动物骨力学、骨组织形态学的影响。
Methods Female rats aged 3 months were used to be an animal model of osteoporosis caused by castrated bilateral ovaries.
同时观察了各期龄脑血肿模型的MRI表现,还对血肿模型的价值进行了评价。
The MRI manifestations of intracerebral hematoma models in each stage were observed at the same time. The values of hematoma model was also evaluated.
取13日龄(PN13)实验组大鼠,运用显微外科技术建立幼鼠前爪感觉和精细动作剥夺模型。
Rats of postnatal day 13 (PN13) in experiment group were selected, and models of forepaw sensorimotor deprivation were established by microsurgical technique.
方法选10头健康3月龄猪,在气管插管全麻下进行静脉-静脉转流,建立辅助性部分原位肝移植模型;
Methods 10healthy pigs of3months old were selected to establish the APOLT model. The venovenous bypass was applied under general anesthesia by tracheal cannula.
结扎并低氧处理7日龄大鼠右侧颈总动脉制备半球性脑缺血损伤模型。
The animal models of cerebral hypoxia-ischemia were prepared in 7 days old rats by systemic hypoxia for 2h and right common carotid artery ligation.
对模型进行解析,找出了影响五区小麦产量较大的因子是氮基肥、不同叶龄追施氮肥和密度。
The main factors influencing the wheat yield in downland were initial nitrogenous dressing, the amount of nitrogenous fertilizer applied for different leaf age and close fertilization.
以15 ~16天孕龄胚胎小鼠大脑皮层神经细胞原代分离培养模型,观察8.6 ~10毫克%的酪氨酸对发育中的脑神经细胞的影响。
Cerebral cortex from 15-16 days old fetal mice was utilized to prepare primary dissociated cell cultures to evaluate the effect of tyrosine (8.6-10mg %) on developing nervous cells.
于生后日龄第31天时,所有大鼠用OVA制作哮喘模型,但阴性对照组用N。
From 31 days all rats were sensitized and chanllenged to induce asthma with OVA but in negative control group using N.
方法:将自然老化的14月龄小鼠随机分成模型对照组、给药防治组及阳性对照组。
Method: the natural aging of 14 months mice were randomly divided into model control group, administration control group and the positive control group.
方法:将自然老化的14月龄小鼠随机分成模型对照组、给药防治组及阳性对照组。
Method: the natural aging of 14 months mice were randomly divided into model control group, administration control group and the positive control group.
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