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- A pis cerana cerana 中华蜜蜂
- Abruzzi, I need you to hire me a PI. 阿布,我要你雇用我进。
- A man attempted to smash a piñata with a telephone. 一位男人尝试用一部电话来整碎纸做的陶饰物。
- Studying Progress of Population Characteristics of Apis cerana cerana Fab. 中华蜜蜂种群特征的研究进展
- Chinese honeybee (Apis cerana cerana)is a vital economic insect,it is largely bred in China. 中华蜜蜂(Apis cerana cerana)是一种重要的经济昆虫,在国内有大量饲养。
- The controller is a direct feedback linearization (DFL) controller with a PI type voltage servo compensator. 该控制器由一个直接反馈线性化 (DFL)控制器和一个比例积分 (PI)控制器组成。
- Double loop control system was chosen, in which a PI controller was adopted in the speed and the current loop. 系统采用外环速度环、内环电流环双闭环控制系统,速度调节器和电流调节器采用PI控制。
- Genetic diversity of Apis cerana cerana populations from mountainous areas in South Anhui was evaluated with 23 microstaellite makers. 摘要利用23对微卫星标记,对皖南山区中华蜜蜂群体遗传多样性进行分析,评估其群体遗传结构。
- The resolving power of a photographic material can be determined by using of a PI C type resolution determinator. 使用PI-C感光材料分辨力测定仪,测定了感光材料分辨力。
- The objects of the study were to compare the biochemical characteristics of AChE between adult honeybees of Apis cerana cerana Fabricius and Apis mellifera ligustica Spinola. 本文以中华蜜蜂Apis cerana cerana Fabricius和意大利蜜蜂Apis mellifera ligustica Spinola的成年工蜂为研究对象,系统比较了这两种蜜蜂乙酰胆碱酯酶(AChE)的一些生物化学特性及对抑制剂的敏感度,并对其进行了初步纯化。
- The Black-faced Spoonbill is a large white wading bird with a distinctively shaped beak - looking like a spoon, or a pi pa. 黑脸琵鹭是大型涉禽,身上长满白色羽饰,鸟喙形状独特,成匙状,又似琵琶。
- The Electroantennogram (EAG) Response of Apis cerana cerana to normal p esticides common used in Litchi garden was studied by using antenna electrophysi ology technique. 利用触角电生理技术测定了中华蜜蜂对荔枝园常用10种化学农药的触角电位反应(EAG)。
- By screening the work (Apis cerana cerana) heads cDNA library, using a fragment of the mrjp3 gene of Apis cerana as probe, 120 positive clones were obtained. 以东方蜜蜂(Apis cerana)mrjp3基因部分片断为探针筛选中华蜜蜂(Apis cerana cerana,简称中蜂)8日龄工蜂头部cDNA文库,得到120个阳性克隆。
- By screening the worker(Apis cerana cerana)heads cDNA library, using a fragment of the mrjp3 gene of Apis cerana as probe, 120 positive clones were obtained. 以东方蜜蜂(Apis cerana)mrjp3 基因部分片段为探针筛选中华蜜蜂(Apis cerana cerana,简称中蜂)8 日龄工蜂头部 cDNA 文库,得到 120 个阳性克隆。
- The paper proposes a fuzzy logic controller combining a sliding mode controller and a PI controller for a class of nonlinear systems with uncertain disturbances. 对于一类具有不确定性扰动的非线性系统 ,提出了一种结合滑模控制与比例积分控制的模糊逻辑控制器。
- Based on Youla parameterization of stablizing controller, a PI guidance law is deduced, with which the uncertain target acceleration is highly attenuated. 以控制器的 Youla 参数化分解为基础, 得到了一个能使不确定的目标机动加速度得到最大限度抑制的比例积分型制导律。
- There is a vein of melancholy in his character. 他的性格中有少许忧郁的气质。
- Then a hybrid fuzzy logic controller which combines a sliding controller and a PI controller is proposed, and the stability of the system is analyzed using Lyapunov principle. 而后提出了一种结合滑模控制与比例积分控制的模糊逻辑控制器 ,运用李亚普诺夫原理对系统的稳定性进行了分析。
- There was a long lag in forwarding mail to us. 转寄给我们的邮件晚了很久才拿到。
- A bowl of hot chicken soup is good for you. 喝一碗热鸡汤对你有好处。