氈層 的英文怎麼說

中文拼音 [zhāncéng]
氈層 英文
carpet coat
  • 氈 : 名詞（氈子） felt
  • 層 : i 量詞1 （用於重疊、積累的東西 如樓層、階層、地層） storey; tier; stratum 2 （用於可以分項分步的...
  1. The results were as follow : in the process of its male organ development, these are many abnormalities, such as : premature tapetal degradation, giant tapetal cells, the great vocalization of the tapetal cells and inadaptable function of callose enzyme, which lead abnormal and premature degradation microspores and male gametophytes

    實驗結果表明： 1蝟實的雄性生殖器官在發育過程中，出現絨氈層細胞的液泡化、肥大、提前降解及不適時釋放胼胝質酶等異常現象，造成蝟實花粉發育過程中出現畸形、解體。
  2. This pad consists of one thickness of cotton wool and two thicknesses of felt.

    這個墊子有一層棉花兩層呢氈。
  3. The anther possesses four microsparangia with its wall composed of four layers : epidermis, endothecium, middle layers and a 2 - nucleate celled tapetum. most of the antheral tapetum are in situ

    單穗升麻的花藥具4個小孢子囊藥室，囊壁花藥壁由表皮藥室內壁中層和絨氈層組成。
  4. It is made of a bed of wool felting together

    它是由一層層毛氈螺旋纏繞粘接製作而成。
  5. Standard specification for sheet linoleum floor covering

    層狀鋪地板油氈的標準規范
  6. The haploid pollen cells develop in the tapetal zone from spore mother cells

    單倍體花粉細胞由絨氈層提供營養發育。
  7. Their differences are based on many aspects which include characteristics of morphology, anatomy and epidermis of leaf, types of tapetum in anther walls, patterns of endothecial thickenings, and ways of development of endosperms, presence or absence of perisperm, components of photochemistry, and sequences of rbcl

    菖蒲屬與天南星科其它屬在葉的形態、結構、表面特徵，花藥絨氈層類型，藥室內壁增厚的特點，胚乳的發育方式，外胚乳的有無，植物化學成分， rbcl基因序列等多方面存在著顯著的差異。
  8. The anther is made up of an outer epidermis, a middle fibrous layer, and an inner nutritive layer, the tapetum

    花藥壁由外表皮層，中間纖維層，內部營養層和絨氈層構成。
  9. Tapetum ( pl. tapeta ) a food - rich layer surrounding the spore mother cells in the anthers of vascular plants

    絨氈層：維管植物花粉囊內包圍孢子母細胞的富含營養物質的一層結構。
  10. 2. the diagnostic surface horizons divided on the soils of the area are mollic epipedon, umbric epipedon and ochric epipedon. the diagnostic subsurface horizons are cambic horizon, argic horizon, histic evidence and mattic evidence. the diagnostic characteristics are sapric soil materials, folic soil materials, soil moisture regimes, soil temperature regimes, ferric property and base saturation

    本地區土壤劃分出的診斷表層有暗沃表層、暗瘠表層和淡薄表層，診斷表下層有雛形層、粘化層，診斷現象有有機現象、草氈現象，診斷特性有6個：高腐有機土壤物質、落葉有機土壤物質、土壤水分狀況、土壤溫度狀況、鐵質特性、鹽基飽和度。
  11. Bricks on edge placed loosely together without mortar, covered with a piece of linoleum, would be quite good.

    邊緣上疏落地砌上磚，不用灰泥，上面蓋一層油氈，那就很好了。
  12. After the meiosis of mmc, abundant calcium precipitates were accumulated in the cytoplasm of early microspores, and then in pollen wall, especially in the part of germ - pores

    在小孢子發育早期，花藥藥隔部位的絨氈層細胞質中鈣顆粒也明顯增加並特異性地分佈在其內切向壁上。
  13. The proprietary material consists of three layers of ballistic felt that encapsulates shrapnel and absorbs its energy by stretching up to 900 percent

    他們的專利材料包括三層可以擋子彈的毛氈，能將彈片裹住，並伸張到900 % ，以吸收能量。
  14. The outside is covered with thick water-proof felt.

    外面蒙著一層厚厚的防水毛氈。
  15. Classification of refractories - ceramic fibre products - blankets, mats, felts and paper

    耐火材料分類.第3部分:陶瓷纖維製品.第1節:覆蓋層底板氈墊和紙
  16. Standard test method for low temperature unrolling of felt or sheet roofing and waterproofing materials

    氈子或薄層屋面和防水材料低溫展開的標準試驗方法
  17. The ultrastructural changes of microspore mother cells and tapetal cells in anthers during the abortion of male sterile cotton " kang a " were observed by comparing with its maintainer " kang b " and by using transmission electron microscopy

    摘要以棉花細胞質雄性不育系「抗a 」為材料，以其同核異質保持系「抗b 」為對照，用透射電子顯微鏡技術，觀察了不育系敗育過程中小抱子母細胞與絨氈層細胞超微結構的變化。
  18. Standard specification for rubber insulating blankets

    橡膠絕緣氈層的標準規范
  19. Fiber mat layer

    纖維氈層
  20. Construction of male sterility expression vector by integration of artificial sense and antisense cdnas of hsp70 into puc18 and puc19 respectively, we can obtain psc and pac. tapertal specific expression promoter ta29 and terminator nos are connected directionally with sense and antisense cdnas of hsp70 extrected and purified from psc and pac., then integrated into puc18 and puc19, by which we can build sense and antisense cdna nos ( respectively named plasmid 650 and plasmid 651 ) of ta29 - hsp70. for the sake of better screening and examination of transformed gene, we cut plasmid 650, plasmid 651 and 3301 ( containing gusgene bar screening marker gene ) with hindiii and ecor i enzymes, then connect purified fragments of 650and 651 with plasmid 3301 to construct the vector 3301 + 650 and 3301 + 651. corroboration of whether sense and antisense cdna - nos is integrated into plasmid3301 can be made by plate screening and enzye - cutting analysis

    分別將從psc 、 pac回收純化的hsp70正、反義cdna與絨氈層特異表達啟動子ta29及nos終止子定向連接，然後插入到puc18 、 puc19中，構建成花藥特異表達的ta29 - hsp70sensecdna - nos和ta29 - hsp70antisensecdna - nos ，分別稱作650和651質粒。為了更好地對轉化子進行篩選和檢測，用hind和ecor分別對650 、 651及3301質粒（含gus報告基因和bar篩選標記基因）進行酶切，將從650和651回收純化的目的片段與3301質粒進行連接，再對重組子進行平板篩選和酶切分析確定ta29 - hsp70sensecdna - nos和ta29 - hsp70antisensecdna - nos插入到3301質粒中，構建成3301 + 650和3301 + 651表達載體。
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