covering layer 中文意思是什麼

covering layer 解釋
保護層
  • covering : n 被覆,外被;外封;房頂;上覆物,掩護;【商業】了結,補進。 covering fire 掩護射擊。 covering fo...
  • layer : n 1 放置者,鋪設者,計劃者。2 【賽馬】(一般)賭客。3 產卵的雞。4 【軍事】瞄準手。5 層;階層;地...
  1. The ultrastructure of the merozoites of eimeria tenellawas observed and discribed. the pellicle consist of two layer membranes, the outer membrane was a continous covering enclosing the whole merozoites, while the inner pellicular complex is interrupted at the anterior and the micropore, and thicken to form the polar ring and micropore. there are 24 microtubules under the pellicle of the merozoite which originated from the polar ring, all of them are connected with the polar ring, and extend alongside the inner pellicular complex to the middle of the merozoite. the head of the merozoite consists of a conoid, an apical vesicule and polar ring. the conoid is a hollow truncated cone. the conoid and spical vesicule can stretch and contract. there are three or more rhoptry and a lot of micronemes. the nucleus has nucleolus. and two layer membranes

    利用透射電鏡對柔嫩艾美耳球蟲裂殖子的超微結構進行了觀察描述.柔嫩艾美耳球蟲裂殖子的表膜由外膜和內膜復合體兩層組成,外膜連續,內膜復合體在頭部斷開形成極環,在其它部位斷開形成微孔;裂殖子的膜下微管24根,起始於極環,向後延伸至細胞核處;裂殖子的頭部由頂泡、錐體和極環組成,錐體和頂泡可以伸縮;柔嫩艾美耳球蟲裂殖子棒狀體3個以上,微線數量很多,二者都由電子緻密的結構組成;細胞核位於裂殖子的中後部,外被雙層膜,有電子緻密的核仁和染色質
  2. The earth surface of the region across it is mostly thicker humus soil or leaf falling covering layer, and has good heat reserving property, it is mostly weathering shingle, soil - aggregate mixture, and clay - gravel 0. 5m - 4. 0m under it, and weathering rock

    所經地區的地表多為較厚的腐殖土或落葉覆蓋層,其保溫性良好,下層0 . 5 ? 4 . 0米多為風化沙礫、碎石土和礫石土, , 4 . 0米以下為風化巖石。
  3. Calyptogen a layer of meristematic cells covering the root apical meristem in some plants ( e. g. grasses ) that gives rise to and maintains the root cap

    根冠原:在一些植物中覆蓋根頂端分生組織的一層具有分生能力的細胞,根冠原可以產生和維持根冠。
  4. Effect of water curtain on variation and distribution of temperature in multi - layer - covering plastic greenhouse in winter

    水幕對多層覆蓋塑料大棚冬季溫度變化與分佈的影響
  5. Test method for measuring thickness of resilient floor covering with foam layer

    帶有泡沫層的彈性地板覆蓋物厚度測量的方法
  6. A heavy layer of volcanic ash rained down over the aegean, covering islands and crops

    濃厚的火山灰層大量降下到愛琴海,遮蓋了島嶼和農作物。
  7. Effects of a covering layer in a circular - arc canyon on incident plane sv waves

    轉換波轉換點坐標的唯一解析解
  8. It can be mixed with thermoplastic trsiin to produce sound insulation material and sheet materials such as cushion, road covering sheet, water - proof layer for building s roof, etc

    膠粉與熱塑性樹脂混合生產片材,如製作墊毯,道路鋪板,屋頂防水層和隔音材料等。
  9. Applied for the floor which is required to resist corrosion from acid or alkali, for the ground or covering layer of cement floor, drainage pool or alkali pool of circulation boards workshop or place where strength reinforcing floor is needed, or for the surface layer or ground layer or isolation layer of epoxy mortar

    要求耐酸堿化學溶劑腐蝕的地面,電路板車間或加強抗拉力的水泥地面、排水溝及堿水池的面層,環氧砂漿面層與塊材面層,地面和隔離層。
  10. In the light of its special property being not easy to gain strength, through mechanics researches on different methods to stabilize this kind of low _ liquid _ limit silty soil as subbase material, evaluated both technically and economically, we have got a cement lime stabilization plan to meet the index requirements for non _ side _ limit strength of compression of subbase of class2 road stipulated in the specification ; by means of improving the workmanship, thickening the loose layer of soil, adding soil on covering weave fabric before compaction, such problems can be solved as very poor compaction, loose surface during compaction, roughness and unevenness, coats of layer and shear damages

    本文針對黃河沖積而成的低液限粉土其粘粒含量極低、土的不均勻系數很小、膠體活性差的工程特性,通過採用不同方法穩定該類土作底基層材料的力學性能研究,從技術、經濟角度綜合評價,得到滿足規范抗壓強度指標要求的水泥石灰穩定方案。通過對原材料、試驗配合比設計、施工、等方面進行優化,從而顯著減輕了基層的早期及長期縮裂程度,從而提高了路面的耐久性。
  11. The proprietary electronic industrial park covering 50000 m2 located within huizhou digital industry park houses production capability of pcb of double - sided to 10 - layer of annual 600 thousand m2, the auxiliary capability of the smt, card processing, testing and oem operation, and was put into operation in august 2007

    位於惠州市數碼工業園區佔地5萬平米的電子工業園,擁有pcb年產60萬平米雙面至10層多層線路板加工能力,以及延伸的smt貼片、插件加工、測試和oem配套加工能力, 2007年8月投產。
  12. Study on the multi - layer covering and high efficiency cultivation model of vegetables in greenhouse

    日光溫室蔬菜多層覆蓋與高效模式栽培技術研究
  13. The soil color changed from dark brown to grey brown, at the bottom layer 4 pillar cavity structures were uncovered. the pillar - cavity structure close to the north wall had signs of cement covering and the areas nearby there were signs of scratch marks from excavators

    土色由深褐轉灰褐色,底層出現四個柱洞結構,近北墻的一個柱洞周圍甚至有以水泥鋪底的現象,附近並且有四爪怪手抓痕。
  14. The increase in regulatory requirements covering hydrocarbon emissions euro 2000 in europe, carb in the usa, etc. is the basis for current technological developments in the area of fuel pipes, particularly the application of multi - layer solutions using barrier polymers

    增加對烴排放的規范化要求歐洲euro2000 ,美國carb ,等,是目前油管領域技術發展的基礎,特別是使用聚合物障礙物的多層式解決方案。
  15. 1 ) sale force : publishing first, covering every where. 2 ) exp anding force : expanding space of page and breaking boundary, keeping abreast of the times. 3 ) cohesive force : all people have a common will, being impregnable. 4 ) science and technology force : in information time s, net is the king. 5 ) economic force : ad management, developing actual strength. 6 ) trademark force : serving society, pulling economy develop ment. 7 ) extending force : calling center. information is the key. 8 ) revolu tionary force. - succeeding while changing, never be old. yangzi evenin g competence ' s motive structure includings : l ) basic structure ( system la yer ) : " three no " strategy - the essence of yangzi ' s conti nuous develop ment. 2 ) basic structure ( spirit layer ) : contribution and being pragmatic - telling the secret of " yangzi spirit ". 3 ) core structure ( principle layer ) : o penning up the attrative economy ? he center of yangzi ' s development

    筆者剖析了揚子晚報的競爭力來源,認為它由8個核心部分構成:來源1 :營銷力? ?發行為先,網點密布;來源2 :擴張力? ?擴版破界,與時俱進;來源3 :凝聚力? ?眾志成城,無堅不摧;來源4 :科技力? ?信息時代,網路為王;來源5 :經濟力? ?廣告經營,拓展實力;來源6 :品牌力? ?服務社會,拉動經濟;來源7 :延展力一一呼叫中心,信息為王;來源8 :變革力一一變中求勝,青春不老。
  16. Optimization of model of covering soil layer inside levee for dongting lake region by seepage fem

    洞庭湖區堤內壓蓋模型滲流有限元優化
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