緣孔 的英文怎麼說

中文拼音 [yuánkǒng]
緣孔 英文
marginal pore
  • : Ⅰ名詞1 (緣故) reason 2 (緣分) predestined relationship 3 (邊) edge; fringe; brink Ⅱ動詞(攀...
  1. 5. 5 or the hole edge lacks the arris to ride not wide quite in 80 mm 30 mms long in the excellent hole

    5 . 5棒內或缺棱長乘寬不大於80mm30mm 。
  2. A conc1usion can be drawn that these algorithms has better preci si on and fitting for the multi - - beam swath bathymeter system better on the condition of 1arge beam ang1e, and can improve the precision of edge beams in non - - specu1ar seabed region

    證明bdi和分裂徑相關法可以精確地對海底回波信號進行回波時延估計和方向估計,可提高非鏡向海底區域的邊波束的測量精度。
  3. The natural ostium of the sphenoid sinus can usually be identified medially to the tail of the middle turbinate, approximately 1 cm above the choana

    蝶竇的自然口通常位於中鼻甲的後部,后鼻
  4. So when you spin one fast enough, it produces a buzzing sound through its grooves whereas the diabolo does not make sound

    再者,空竹的輪上有氣,旋轉起來能發出嗡嗡的聲音,而迪亞波羅是沒有聲音的。
  5. Harmonized detail specification for fixed tantalum capacitors - porous anode, solid electrolyte - cylindrical insulated non - insulated metallic case, polar hermetic seal, axial terminations - basic plus additional assessment level

    固定式鉭電容器詳細規范.多陽極固態電解質.圓形絕非絕金屬外殼極性密封軸向終端.基本附加評定級
  6. The result is that this gas pool has simple structure, only forms a little nose - like structure at the district of fenghuangshan ; this pool belongs to delta front sub - facies sedimentary model, the underwater distributary channel and mouth bar is the better sedimentary microfacies ; the physical property of the reservoir is poor, the type of pore of the reservoir rock mostly are intergranular pore, intergranular solution hole and little are intercrystalline micropore ; the influential factors of pore structure and physical property are lithofacies, lithologic character and diagenesis ; the off - take potentia of all the testing well are deadly shortness, the wells have the worth of industrial recovery only under the condition of going through sand fracturing, and in the early of binging into production, the oil and sheath pressure drop rapidly, the production of the well drop rapidly

    研究認為該氣藏構造簡單,只在鳳凰山形成了一個小型的鼻狀構造;屬於三角洲前亞相沉積模式,水下分流河道和河口壩是有利的沉積微相;儲層物性差,儲層巖石的隙類型主要有粒間、粒間(內)溶及少量晶間微;影響蓬萊鎮組氣藏儲層隙結構及儲集性的因素有巖相、巖性條件及成巖作用;所有測試井自然產能都極低,必須經加砂壓裂后才有工業開采價值,且投產初期,油套壓下降較快,氣井產量下降迅速。
  7. Incondition of surface anti - corrision and insulation coat of metal and tiny hole of steel where resistance and crack is very small, when supplying a high voltage, gas crack will be punctured and electric spark discharging will occur, now send a pulse signal to the alarming circuit the alarmer can send out sound and light to alarm. we can do leak hunting on the coating according to this principle

    金屬表面絕防腐層過薄、漏鐵及漏電微處的電阻值和氣隙密度都很小,當有高壓經過時就形成氣隙擊穿而產生火花放電,給報警電路產生一個脈沖信號,報警器發出聲光報警,根據這一原理達到防腐層檢漏目的。
  8. The dangerous type chronic otitis media occurs with pars flaccida and marginal perforations.

    慢性中耳炎的危險型可出現鼓膜鬆弛部的穿和鼓膜邊性穿
  9. The anticlinal walls are rather straight, or sinuolate, sinuous and sinuate. the inner margin of the outer stomatal rim under sem is nearly smooth, or sinuolate and sinuous. the cuticular membrane of epidermis under sem is often striate, or simultaneously striate, granular and scaly, occasionally only granular and scaly, or even totally smooth

    葉表皮氣器外拱蓋內近平滑、淺波狀或波狀;角質膜多為具條紋,也有同時具條紋和顆粒或鱗片,偶爾僅具顆粒和鱗片或光滑。
  10. Usually, glass insulated terminals are either soldered or cemented into the throughhole in the case.

    通常是把玻璃絕接線端焊接或者是粘合在殼體上的通內。
  11. This image then will be recovered and threshold transformed, thickened and rotated. finally system measures the parameters of the micro - hole and outputs the result. the high - automation of the system makes the worker with responsibility for measuring spinneret do much less than before

    然後通過去噪、閾值處理、圖像細化、邊檢測、圖像旋轉等預處理后,再對微的形狀分析和參數測量。
  12. The variations in trace element contents and ratios may hold up a mirror to the lake - level fluctuations and climatic changes, which, in turn, have exerted a direct and important effect on the sequence stratigraphic development. collectively, the reservoir rocks from the yanchang formation consist dominantly of the delta front subfacies subaqueous distributary channel and channel - mouth bar microfacies and delta plain subfacies subaerial distributary channel microfacies fine - grained feldspar sandstones and siltstones. the reservoir rocks have been subjected to three stages of diagenetic and porosity evolution : ( 1 ) the porosity reduction by the mechanical compaction and chemical pressure solution during the early diagenetic stage ; ( 2 ) the porosity increase by the dissolution during the a substage of the late diagenetic stage, and ( 3 ) the porosity reduction by the cementation and filling during the b substage of the late diagenetic stage

    系統的儲層特徵研究表明,該區延長組儲層成因類型主要為三角洲前水下分流河道、河口砂壩及三角洲平原水上分流河道微相細粒長石砂巖、粉砂巖;儲層巖石經歷了壓實,膠結,溶蝕等成巖作用,歷經早成巖機械壓實和化學壓溶隙縮小期、晚成巖a亞期溶蝕作用隙擴大期及晚成巖a亞期( b亞期)膠結充填隙縮小期三個成巖-隙演化階段;儲層物性總體上具有較低滲、低滲的特點,隙類型主要為粒間溶、殘余粒間隙、粒內溶、晶間及晶間溶,裂縫不發育,儲集巖排驅壓力和中值壓力較高,隙結構類型以細小-微隙,微細喉-微喉型為主。
  13. The rock types comprise the delta front subfacies subaqueous distributary channel, channel - mouth bar and distal bar microfacies, and delta plain subfacies subaerial distributary channel microfacies sandstones and siltstones. as for the reservoir quality, the subaqueous ( subaerial ) distributary microfacies channel sandstones are the first, the channel - mouth bar microfacies sandstones come second, the distal bar microfacies sandstones is the third, and the last one is the interdistributary bay microfacies sandstones. the intense compaction, pressure solution and late carbonate cementation are responsible for the reduction of the porosity and permeability of the reservoir rocks

    三角洲前水下分流河道、河口砂壩、遠砂壩及三角洲平原水上分流河道微相決定了儲集巖的發育,分佈及原始物性條件;水下(上)分流河道微相砂體厚度大、物性和隙結構好,次之為河口砂壩微相砂體,遠砂壩微相砂體儲集性較差,而分流伺灣微相砂體物性和隙結構最差。
  14. Fiber - tracheid an elongated cell with bordered pits found in wood, intermediate in form between a fiber and a tracheid

    纖維管胞:木材中具有具的細長細胞,是纖維和管胞的中間類型。
  15. Based on the reseaching of lycoris leaf micro - morphology characters by sem scanning, light microscope viewing and using paraffin method in the article, we try to provide the proofs of experiment and the efffective characer indexes to discuss the system and evolution of the lycoris. we find these microscope characers through reseach are as follows : the arrangement type, density and the length of stoma ; the shape and length of the epidermal cells ; the ridge of epidermis ; the transverse shape of leaf ; the number of the vascular bundle ; the style of vessel arrangement of vascular bundle in the middle vein ; the layers of palisade tissue ; the ratio of the thicken of palisade tissue to that of spongy tissue ; the angle number of the middle leaf ; the type of ventilating cavity etc. these characters are different from those of species in lycoris, meanwhile these characters are similar to those of some species in lycoris. so these characters can be used as the character indexes for differentiating species and reseaching systematic evolution of lycoris ; we can divide lycoris into two subgenus by these characteristic indexes : the species of one subgenus are l. aurea ( l " her. ) herb, chinensis traub, l. caldweuii traub, l. anhuiensis y. hsu et q. j. fan, l. longituba y. hsu et q. j. fan ; the species of another subgenu s are l. houdyshelii traub, l. albiflora koidz.,

    研究結果表明:葉表皮的氣排列方式、長度、長寬比,脊的明顯與否,葉表皮上的顆粒紋飾的多少、大小,葉表皮細胞長度、長寬比、垂周壁形狀,上部葉柵欄組織細胞層數、葉的維管束數、葉中脈導管組成數目,氣腔類型,葉的脊部遠軸面的角數,葉的形狀等這些特徵在種間存在差異,同時,在有些種之間又有相似性;因此,這些特徵既可以作為區分種的證據,又是研究石蒜屬植物系統演化的性狀指標,根據這些性狀指標,可以將石蒜屬植物大致分為兩個亞屬:一是忽地笑、中國石蒜、短蕊石蒜、安徽石蒜、長筒石蒜,二是江蘇石蒜、乳白石蒜、石蒜、玫瑰石蒜、稻草石蒜;在兩個亞屬中其中有些種如忽地笑、長筒石蒜、中國石蒜的親關系則更近些。
  16. Results show that the influence of mainstream reynolds numbers on heat transfer coefficience is little and the heat transfer coefficience raise with the increase of reynolds numbers. the influence of the position of holes on heat transfer coefficience is complex and correlate with the mainstream speed and the balde surface curvature. and the influence of blowing ratio on heat transfer coefficience is more great ( especially to stator ), and show a complex relation to mainstream reynolds number and the position of holes

    實驗結果表明,不同位出流的換熱由於排下游表面來流速度及葉片表面曲率的不同而有不同的規律,而主流雷諾數對葉片表面特別是壓力面和前區域的換熱系數比的影響較小,吹風比對換熱系數影響較大(特別是導葉) ,並且隨氣膜位置和來流雷諾數的變化而情況復雜。
  17. It has rounded shoulders inside instead of the sharp orifice-like edge.

    在內部作成圓形凸肩以代替銳緣孔板狀的側面。
  18. Sheet metal rim holes with screw thread ; prepunch hole diameters

    帶螺紋的金屬薄板凸緣孔.預沖直徑
  19. Quadrant - edge orifice plate

    圓周邊緣孔
  20. Square - edged orifice plate

    直角邊緣孔
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