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- germ line theory 種系學(xué)說(shuō)
- Germ line The lineage of cells from which gametes arise, continuous through generations. 生殖系:是產(chǎn)生配子的細胞系,可以持續產(chǎn)生配子。
- CTCF and BORIS are expressed in a mutually exclusive way in male germ line, participating in its epigenetics. CTCF與BORIS的交互表達和雄性生殖細胞的系統發(fā)生有關(guān)。
- After arriving at the gonad,the germ cells develop in clusters of cells called germ line cysts. 卵原細胞進(jìn)入減數分裂成為卵母細胞。
- Here we show that changes in the stem cell orientation with respect to the niche during ageing contribute to the decline in spermatogenesis in the male germ line of Drosophila . 我們的研究發(fā)現,在果蠅雄性精細胞系,干細胞適應微環(huán)境而發(fā)生取向的改變引起了精子發(fā)生的減退。
- Yes indeed 90% of the germ line mutations in diagnosed RB patients are due to new mutations that is why only about 20% RB patients hae positie family history of RB. 診斷為RB的患者中種系突變約90%25為所新的突變所引起,因此只有約20%25患者有明確的RB家族史。
- Chicken Embryonic stem cells(CES cells) are undifferentiated cells capable of proliferation and self renewal and have the potential to differentiate into all somatic cells and the germ line. 胚胎干細胞(Embryonic Stem Cells,ES cells)是能夠進(jìn)行增殖和自我更新的未分化細胞,具有分化為包括生殖系細胞在內的所有細胞的潛能。
- The energy law of yield line theory was applied to the theory of "resistance unit" of flat slab strengthening analysis. 屈服線(xiàn)理論能量法用于無(wú)梁板加固分析的“抗力單元”理論、及該理論應用于加固分析的可行性。
- According to the line theory, Fourier transformation of strength distribution function for annular grating image has been obtained. 根據線(xiàn)性系統理論得到環(huán)形光柵像強度分布函數的付里葉變換。
- The energy law of yield line theory was applied to the theory of “resistance unit” of flat slab strengthening analysis. 屈服線(xiàn)理論能量法用于無(wú)梁板加固分析的“抗力單元”理論、及該理論應用于加固分析的可行性。
- The paper analyzed an S-band single ridged waveguide antenna used for near field measure by FDTD method and microwave transmition line theory. 本文采用FDTD方法以及微波傳輸線(xiàn)理論對一個(gè)用于近場(chǎng)測量、工作在S波段的單脊波導天線(xiàn)進(jìn)行了分析。
- Based on the transmission line theory,the shield efficiency calculate formula of folder-filler formed by metal silk screen is established. 基于電磁屏蔽的傳輸線(xiàn)理論,提出了以金屬絲網(wǎng)為原材料的褶皺芯材結構電磁屏蔽效能的計算公式。
- This paper discusses induced current/voltage formulas for the field-to-transmission line coupling calculation using the transmission line theory. 采用傳輸線(xiàn)理論,提出有損耗地面的情況下外電磁場(chǎng)對近面有限長(cháng)導線(xiàn)的感應電流和分布電壓的公式。
- This paper proposed the method of lightning overvoltage real-time monitoring of generators, which has combined the multiconductor transmission line theory and FFT. 本文提出的大型發(fā)電機雷電過(guò)電壓在線(xiàn)監測分析方法,采用實(shí)時(shí)性較好的信號測量方法,將多導體傳輸線(xiàn)理論與快速傅立葉變換相結合進(jìn)行信號處理和計算,具有一定的現實(shí)意義。
- The Euler equations of incompressible and inviscid fluid are used for control equations of the stern flow field, and the propeller is computed by lift line theory. 選取了不可壓縮無(wú)粘流體的歐拉運動(dòng)微分方程作為尾流場(chǎng)的控制方程,螺旋槳則用升力線(xiàn)理論計算。
- Yao Dong agrees that the real status of the Ryukyu Islands may help to completely nullify the middle line theory and will eventually help China to solve the East China Sea conflict from the bottom. 其一是要大幅地減少中國的農民人口;其二是要放棄農產(chǎn)品自供自給的保護主義,以工業(yè)產(chǎn)品出口換取農產(chǎn)品進(jìn)口;其三是大量廉價(jià)地向農民提供知識教育。
- Inspecting the traditional Chinese painting goal is with the line free sketch, the personalization performance, and a profounder spirit that contains and manifests the line theory. 線(xiàn)的書(shū)寫(xiě)論,是從“書(shū)畫(huà)同源”、“以書(shū)入畫(huà)”到“一畫(huà)說(shuō)”的考察中分析出中國畫(huà)用線(xiàn)的書(shū)寫(xiě)性追求、個(gè)性化表現,及更深邃的精神蘊涵,體現出用線(xiàn)理論的深化。
- This paper,using the transmission line theory,analyzes the effect of transmission line terminal load of coaxial cable in regional computer network on the performance of the computer network. 本文用傳輸線(xiàn)理論分析了計算機局域網(wǎng)中同軸電纜傳輸線(xiàn)終端負載對網(wǎng)絡(luò )工作性能的影響.
- It's just the germ of an idea, but something may come out of it. 這只是個(gè)初步的想法,但是也許能有所成就。
- The vertical line meets the horizontal one here. 垂直線(xiàn)與水平線(xiàn)在此相交。