查询词典 projection gradient method

So to provide method guideline and experimental basis for studying and establishment of HPLC Fingerprint photometry of Caulis Herbs like leaves of Mangifera indica L.. MethodsWaters symmetry C18 (5 μm,4.6 mm×250 mm) column was applied with 0.1% phosphoric acid as mobile phase in a gradient mode.

目的通过考察3个品种芒果叶不同组织部位甲醇提取物的高效液相色谱指纹图谱，并对其HPLC指纹图谱进行比较，为研究和测定芒果叶等叶类药材的HPLC指纹图谱提供方法指导和实验依据。

Evolution pattern of solidification microstructure in the monophase Cu Ni alloy in the range of thermo dynamically supercooling of 63～292 K is investigated, and both the condition of supercooling degree and orientation mechanism and control method of directional crystalline growth in the melt under negative temperature gradient are analyzed.

研究了 6 3～ 2 92K热力学过冷度范围内，Cu Ni单相合金的凝固组织演化规律，分析了负温度梯度熔体中晶体定向生长的过冷度条件以及晶体生长取向机制与控制方法。结果表明：(1)在临界过冷度ΔT (≈ 10 6K)附近，晶粒细化过程受溶质扩散控制，在临界过冷度ΔT (≈ 2 0 0K)附近，晶粒细化过程受热扩散控制；(2 )在 6 3～ΔT K范围内，晶体的生长方向是 [10 0 ]，在 12 7～ΔT K范围内，晶体的生长方向可以是 [10 0 ]，也可以是

Through solving the nondivergent inviscid linear vorticity equation in cylindrical coordination of barotropic atmosphere with WKBJ method, the authors point out that one kind of wave, named vortex Rossby wave, which is similar to planetary wave, exists in hurricane, its formation is due to the gradient of vertical vorticity component of basic state.

作者中文名：钟科；康建伟；余清平摘要：文中从柱坐标系下的正压无辐散涡度方程出发，用WKBJ方法求解方程，发现在飓风中存在类似于行星罗斯贝波的涡旋罗斯贝波，这种波的形成主要是由于飓风中基态涡度垂直分量的径向梯度所决定。

Experimental materials include CO2 incubator,M199, fetal calf serum,Ⅳ collagenase, 40 g/L of paraform, 20 g/L of cidex,ECGF, mouse-anti-human FⅧ monoclonal antibody(anti-FⅧ-RAg), multi-marked immune analyser(1 420, WALLAC BLCTOR2), centrifuge, inverted microscope, and immunofluorescence microscope, etc.METHODS: Three-step gradient sieve method was used.

实验材料为CO2培养箱，M199，胎牛血清，Ⅳ型胶原酶，40 g/L多聚甲醛，20 g/L戊二醛，ECGF，鼠抗人第八因子单克隆抗体，多标记免疫分析系统(1 420，WALLAC BLCTOR2)，离心机，倒置显微镜，免疫荧光显微镜等。

ML of bone marrow was sterilely aspirated from the posterosuperior iliac spine of 36 healthy mongrel dogs. BMSCs were isolated and purified by Percoll density gradient centrifugation and cultured in vitro by adherence method.

选择健康杂种犬36只，无菌抽取犬骨髓液10 mL，经Percoll液密度梯度离心后贴壁法体外培养骨髓间充质干细胞，传2代后行5-氮胞苷诱导，5-溴脱氧尿苷标记备用。

The first order gradient information was obtained by the analytical method and preconditioned automatic differentiation.

在该方法中优化命题采用简约空间SQP算法求解，求解过程中需要的导数信息采用解析表达和预处理的自动微分技术求取。

Three dimensional functionally gradient materials ; Macro and meso scopic method ; Analytical model ; Particle reinforced ; Inter laminted stress analysis

三维梯度功能材料；宏细观方法；分析模型；颗粒增强；层间应力分析

METHODS: Mouse bilateral femur was sterilely isolated. BMSCs were harvested by the Percoll density gradient centrifugation, and purified and proliferated by the adherent method.

无菌分离小鼠双侧股骨，Percoll密度梯度离心法分离骨髓间充质干细胞，再用贴壁筛选法纯化扩增。

METHODS: Bone marrow was sterilely separated from human. After heparinization, human BMSCs were harvested using density gradient centrifugation and adherence method. At the fifth passage, BMSCs at 1×108/L were incubated in the 6-well plate and divided into 2 groups. BMSCs in the edaravone group were 50% confluent and incubated in L-DMEM containing basic fibroblast growth factor and fetal bovine serum for 24 hours. After washing in PBS, these BMSCs were incubated in serum-free L-DMEM containing 20 mg/L edaravone for 24 hours. BMSCs in the blank control group were incubated in L-DMEM, supplemented with 10% fetal bovine serum.

无菌抽取的骨髓经肝素化后，采用密度梯度离心法及贴壁筛选法分离获得人骨髓间充质干细胞，传至第5代按1× 108 L-1接种于6孔板内，设立2组，依达拉奉组细胞达50%融合时用含碱性成纤维生长因子、胎牛血清的L-DMEM预诱导24 h，PBS洗涤后再用20 mg/L依达拉奉无血清L-DMEM诱导24 h；空白对照组始终用含体积分数为10%胎牛血清的L-DMEM培养，不加任何预诱导剂和诱导剂。

METHODS: Rat double lower limbs were isolated sterilely. Bone marrow was obtained by rinsing using low-glucose DMEM. BMSCs were isolated and purified by the whole bone marrow adherence method and density gradient centrifugation.

无菌条件下分离大鼠双下肢，低糖DMEM培养液冲出骨髓，分别运用全骨髓贴壁法和密度梯度离心法体外分离骨髓间充质干细胞，利用差速贴壁原理对细胞进行纯化扩增。

The studies on the developing of new media are very important to the increasing of the area density of HDD and to the implementation of hybrid recoding technology.

光磁混合记录方法，是一种可以突破超顺磁极限的限制，并进一步提高硬盘记录密度和读写速率的一种新型超高密度信息存储方式。

In io, mTOR inhibition promotes T cell anergy under conditions that would normally induce priming.

体内研究中，在正常可激发免疫反应的条件下，抑制mTOR可促使T细胞无能。