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Total sugar of sarcocarp and chlorophyll of pericarp increased firstly, and then decreased afterward along with altitude; Titratable acidity, ascorbicacid and anthocyanin of pericarp were increased along with altitude; The content of protein increased firstly and decreased afterward along with altitude; Carotenoid of pericarp were decreased along with altitude.

果肉总糖和果皮叶绿素含量随海拔高度升高先升高后降低;可滴定酸、维生素C和果皮花青苷含量均随海拔升高而升高;蛋白质在1720m处最大,1420m处最小;果皮类胡萝卜素随海拔升高而降低。

In chapter 2, we firstly introduce the model of a discrete-time neural network with generalized input-output function. The model generalizes the input-output function in transiently chaotic neural network to a class of continuous, differentiable and monotone increasing functions. Secondly we study the uniformly asymptotical stability of equilibrium in the non-autonomous model. Finally, several examples and numerical simulations are given to illustrate and reinforce our theories. In chapter 3, we firstly introduce a specific class of discrete-time neural network models with sinusoidal activation function.

在本文的第二章中,首先介绍了一类具有广义输入输出函数的非自治离散神经网络模型,该模型把瞬时混沌神经网络模型中的输入输出函数推广到了一般的单调递增且连续可微的函数;其次,利用Schauder不动点原理和利用Lyapunov函数逆定理依次证明了模型平衡点的存在性和该模型在时变权值下的一致渐近稳定性;最后,对几个具体的例子进行数值模拟,数值模拟的结果更好地说明了我们的结论。

On the D110, when mean total length reached about 86.5±5.9 mm, ovarian cavity grew bigger, and oocytes were firstly detected. Differentiation of testis was firstly observed in juvenile flounder with mean total length of 63.5±3.4 mm on the D90 when spermatogenous cell proliferated rapidly and spermaduct formed.

在90日龄、平均全长为63.5±3.4 mm的雄性牙鲆中,精原细胞快速增殖,并观察到了输精管结构;进一步的细胞学分化则出现在100日龄、平均全长为76.0±8.6 mm的个体中,此时可以看到精小叶的形成;在平均全长为140.0±15.2 mm时,精巢中出现初级精母细胞,标志着性腺分化的基本完成。

For a 1116Kg chromitite and a 384Kg mantle peridotite sample, by heavy mineral separation and picking up under a binocular microscope following productions are obtained: the UHP minerals including moissanite and over 1000 diamond grains are discovered firstly from the Kangjinla chromitite orebody Cr-11, which is far more abundant than the Luobusa district; a series of unusual mantle minerals like moissanite and a great deal of diamond grains are discovered firstly from the host rocks of chromitite orebody Cr-11, providing the foundation of discussing the chromitite origin and its relation with the host rocks; besides the UHP minerals like moissanite and diamond, various special mantle minerals are revealed from the chromitite orebody Cr-11 and its host rocks including some native elements, alloys, oxides, sulphides, silicates, carbonates, and tungstates.

2人工重砂发现铬铁矿和地幔橄榄岩中的金刚石等特殊地幔矿物。1116 Kg铬铁矿和384Kg地幔橄榄岩大样经人工重砂分选和双目显微镜下挑选矿物,取得如下成果:首次在康金拉11号铬铁矿体中发现了上千粒金刚石,以及碳硅石等强还原环境的超高压矿物,数量远远超过在罗布莎铬铁矿矿区中发现的金刚石;首次在康金拉11号铬铁矿矿体的近矿围岩中发现了大量金刚石和碳硅石等一批异常地幔矿物,为探讨铬铁矿的成因及与近矿围岩地幔橄榄岩的关系奠定了基础;除挑选出金刚石和碳硅石等超高压矿物,在康金拉11号铬铁矿矿体与围岩地幔橄榄岩中还发现了自然铁球、金属互化物、氧化物、硫化物、硅酸盐等一批异常地幔矿物。

In Dasien\'s circumspective concern, The entity is not firstly an object in knowing for man ,It is not firstly an object in excruciating、investigating and challenging for man, rather than the fundamental for using "Being in the world" of man as Dasein.

在人的寻视操劳活动中,存在者并非首先是人认识的对象,也并非首先是人拷问、探究和强求的客体,而是作为此在的人的生存在世的基础。

And whether is it necessary to redefine the geotectonic pattern in southern China? In 1993, the authors discovered firstly the late Paleozoic radiolarian silicalite in the "Shuangqiaoshan Group", which, as we know, is a block within the ophiolitic mélange. In 1996, the authors discovered again the late Paleozoic fossils in the other rocks of "Shuangqiaoshan Group" and "Zhitang Formation" of Lower Sinian Series in the ophiolitic mélange. At the same time, the authors discovered firstly the early Paleozoic chitinozoa fossils.

因此,再次将&板溪群&是否是前震旦纪的一个变质地层单位、江南古陆是否存在以及华南大地构造格局是否需要重新厘定等问题提了出来。1993年笔者于赣东北蛇绿混杂岩带内的&双桥山群&岩块中,首次发现了含晚古生代的放射虫硅质岩。1996年又在该混杂岩带多处的&双桥山群&岩块和&下震旦统志棠组&中找到了含晚古生代的放射虫硅质岩,还首次在&登山群拔竹坑组&中发现了早古生代的几丁虫化石。

Results:(1) On the section lenticular nucleus firstly appeared,the appearing rate of the precentral sulcus was 33% on the left side and 30% on the right;However,on the section the precentral sulcus firstly appeared,the appearing rate of the lenticular nucleus was 97% on the left side and 100% on the right.

结果 :1 在豆状核首次出现断面上,中央前沟的出现率左侧 3 3 %、右侧 3 0 %。

Memberane permeability firstly decreased and then increased,POD and SOD activity and soluble protein content firstly increased and then decreased after Raphanus L.seedlings were strayed by different concen...

随着外施EDTA浓度的增加,萝卜芽苗菜的膜透性先下降后升高,过氧化物酶活性、超氧化物歧化酶活性、可溶性蛋白含量先升后降。

①Rat MSC and VSMC were cultured and identified, respectively. MSC were labeled with DAPI firstly, and then co-cultivated with VSMC. The changes of morphology and ultrastructure of co-cultured cells were observed. Immunfluorescence analysis was performed by using monoclonal antibodies against specific antigen.②We established the regulatable system in two steps: a stable MSC line expressing rtTA has been constructed and characterized firstly by transfected with pUHD 17-1hyg and then selected by hygromycin B; in a second step, this line was used for trandfer the AT2R gene to MSC to get the well establishing double stable MSC lines;③The expression of AT2R regulated by doxycycline was evaluated by western blot;④The MSCs were transduced into rat carotid arteries with regulatable AT2R gene after the establishment of rat carotid balloon injury restenosis model. The intimal/medial area ratio were measured by digital analysis system.

研究方法:(1)密度梯度离心法及胶原酶消化法分别培养原代大鼠MSC及VSMC,细胞共培养并行免疫荧光化学染色和透射电镜观察超微结构;(2)组成受Dox调控的哺乳动物表达系统的四种成分的转化、扩增及提纯并酶切鉴定;(3)采用常规分子生物学方法连续两个回合转染体外培养的MSC,并分别采用发光计检测不同细胞克隆萤光素酶活性改变以及RT-PCR方法检测AT2R目的基因mRNA表达情况,根据各个细胞克隆受Dox调控表达的程度,选择低背景、高诱导表达AT2R的细胞系,作为双重稳定MSC细胞系;蛋白免疫印迹法观察该细胞系在Dox调控下AT2R表达的时相性、持续性及在不同浓度Dox调控下的表达情况;(4)建立大鼠颈动脉球囊损伤动物模型,将双重稳定MSC在术中导入血管,分别于14 d、28 d进行病理切片,检测可调控AT2R对新生内膜增生的影响;采用RT-PCR免疫组织化学免疫荧光等技术观察AT2R基因在新生内膜中的表达以及细胞外基质成分表达的改变,TUNEL法检测血管组织中细胞凋亡的变化情况。

Among them, 7 compounds were firstly found from Trollius chinensis and 4 compounds were firstly found from the genus of Trollius. Most isolated compounds were flavonoid, and few were organic acid. The quality standard studies were conducted by determining the total flavonoids in the flowers of Trollius chinensis at different flowering time and deciding the optimum harvesting time.

在对其质量标准的系统研究中,以总黄酮为指标,对不同花期的金莲花进行了含量测定,确定了最佳采收期;对不同产地10个样品中总黄酮、荭草苷等活性成分进行了含量比较,结果表明金莲花中黄酮类成分含量稳定,适于在制定质量标准时作为含量测定的指标成分;通过对不同产地10个样品指纹图谱的比较,确定了21个共有峰所代表的化合物为金莲花的药效物质基础。

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The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应,而且减少跟风的可能性。

The new PS20 solar power tower collected sunlight through mirrors known as "heliostats" to produce steam that is converted into electricity by a turbine in Sanlucar la Mayor, Spain, Wednesday.

聚光:照片上是建在西班牙桑路卡拉马尤城的一座新型PS20塔式太阳能电站。被称为&日光反射装置&的镜子将太阳光反射到主塔,然后用聚集的热量产生蒸汽进而通过涡轮机转化为电力