Generally, most of the follicles undergo atresia during their development in mammals, and only a few grow to maturation and ovulation. For many years, the mechanisms of follicular atresia have been one of the foci of study. Recently, with the development in studies on cell apoptosis, it has been proved that follicular atresia is a process of cell apoptosis. However, the endocrinological and molecular evens underlying follicular development and atresia and granulosa cell apoptosis in the goat has not been studied.

中文題名山羊卵泡發(fā)育国产亚洲AⅤ人片在线观看、閉鎖及其調(diào)控機(jī)理的研究副題名外文題名 Studies on follicular development and atresia and their regulatory mechanism in goat 論文作者于元松導(dǎo)師譚景和教授學(xué)科專業(yè)基礎(chǔ)獸醫(yī)學(xué)研究領(lǐng)域\研究方向動物胚胎學(xué)與胚胎生物工程學(xué)位級別博士學(xué)位授予單位東北農(nóng)業(yè)大學(xué)學(xué)位授予日期2002 論文頁碼總數(shù)71頁關(guān)鍵詞山羊卵泡發(fā)育館藏號BSLW /2003 /S827 /3 哺乳動物卵泡在發(fā)育過程中絕大多數(shù)閉鎖退化国产一级黄网站，只有少數(shù)卵泡發(fā)育成熟至排卵无码一级毛片一区二区视频黑人。

Have on network fractionize market without core advantage, the seek to live on path that is website future development.

在網(wǎng)絡(luò)細(xì)分市場上有無核心優(yōu)勢欧美99，將是網(wǎng)站未來發(fā)展的求生之道精品狼友视频在线播放。

In recent years,microfluidic chip-based microanalytical systems have emerged as amain area of development in the field of micro total analysis systemsor Labchips,the ultimate objective of which is to integrate all main analytical functions,including sample introduction,pretreatment,reaction,separation and detection operations on asingle chip.

微流控芯片分析是微全分析系統(tǒng)(Miniaturized TotalAnalysis Systems，μTAS)或芯片實(shí)驗室(Lab-on-a-chip)領(lǐng)域中的重要組成部分毛片无码大全免费，其終極目標(biāo)是在芯片上實(shí)現(xiàn)分析實(shí)驗室的所有操作人妻大白腚，包括取樣、試樣引滲入滲出www.xx日本黄色视频.com、前處理国产淑女色视频、反應(yīng)、分離和檢測等日韩欧美女自拍图片大全集高清视频。

Writing what Judith Fetterley and Marjorie Pryse have called "language on the border land"(192), or what I am calling in this essay the linguistic bicultural, Sui Sin Far, after years of struggle, discovers in the structures of English itself how to represent the Chinese experience in America.

使用費(fèi)特麗與卜萊斯所謂的「邊界語言」(&language on the border land&)或是我在本文中所謂的「語言雙文化」15级黄片电影，水仙花在經(jīng)過多年掙扎后，在英文本身的結(jié)構(gòu)里發(fā)現(xiàn)如何再現(xiàn)在美國的中國人經(jīng)驗欧美A片一级在线观看嗯啊。

Elevated levels of phosphatase and tensin homolog deleted on chromosometen have been reported in mammary gland tumors in humans.

有關(guān)酪氨酸磷酸酶基因(Phosphatase and tensin homolog deleted on chromosometen国产精品日韩欧美在线第3页天美，PTEN)在乳腺腫瘤中的檢測在人醫(yī)早有報道。

The phrase 'to take it on the chin' means to accept bad news without bitterness or upset, but when you are an overweight manager you may have to modify the xpression.

短語&to take it on the chin&意為平靜地接受壞消息A片国产又色在线观看，不過從身體超重的經(jīng)理口中說出，這句話就得改一改了

Chicken feed of model 661 is regarded as raw material of pellet feed, the influence that experimental factors including modulation-character temperature, modulation-character moisture, grease-additive quantity, and comminuting granularity have on making pellet quality, productivity, and electricity consumption. UG and ANSYS are regarded as simulating circumstance in finite element analysis, for problem on service life of the machine, evaluation index that average stress of a series of parameterized loop die is regarded as service life of hoop standard granulator is achieved by dynamic, static, and thermal structure coupling analysis for key part: loop die of the machine. For every influencing factor the experimental arrangement of array and combination is made by adopting optimizing idea and method of experimental design, the aim of quantification analysis is strived to arrive.

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On the basis of the studied shaping laws, the effects, which the sizes of the cathode surfaces in the EC perforation and cutting have on the machining rate and electrolyzing current, are analyzed in detail.

針對水平井系統(tǒng)的結(jié)構(gòu)特點(diǎn)日本三级网，對電化學(xué)射孔器和切割工具的結(jié)構(gòu)分別進(jìn)行了設(shè)計无码又黄又湿又免费视频下载，并且根據(jù)所建的數(shù)模，著重分析和討論了射孔和切割兩種加工陰極的型面大小對加工電流和加工速度兩方面的影響欧美成人版中文字幕。

The SwanValley is very much in Shirley's heart, she enthuses,"people don't realize the gem we have on our doorstep the restaurants are on a par with the best in Perth and the people here are so friendly."

雪莉?qū)μ禊Z河谷愛之甚深99精品热视频只有精品16，她激動地說：&人們沒有認(rèn)識到我們在我們的門前所擁有的珍寶，我們的餐館是珀斯一流的，這里的人們非常友好久久性AV。&

The Swan Valley is very much in Shirley's heart, she enthuses,"people don't realize the gem we have on our doorstep the restaurants are on a par with the best in Perth and the people here are so friendly."

雪莉?qū)μ禊Z河谷愛之甚深99热这里只有精品最新首页，她激動地說：&人們沒有認(rèn)識到我們在我們的門前所擁有的珍寶，我們的餐館是珀斯一流的午夜精品在线，這里的人們非常友好高清国语自产拍视频在线不卡。&