紋孔式 的英文怎麼說

中文拼音 [wénkǒngshì]
紋孔式 英文
pitting
  • : 名詞(花紋; 紋縷兒) lines; veins; grain
  • : 名詞1 (樣式) type; style 2 (格式) pattern; form 3 (儀式; 典禮) ceremony; ritual 4 (自然科...
  1. The method of crack - division is used to make radial cracks at the edge of cavity. a series of integral equations for determining the dsif at tips of anti - plane crack are set up in terms of the green ' s function

    按「契合」的方和採用裂切割技術構造出邊徑向界面裂對sh波散射的模型,利用green函數建立直接求解m型裂尖端動應力強度因子的定解積分方程組。
  2. 13a, ; rectangular connectors for frequencies below 3 mhz ; part 7 : detail specification for a range of connectors with polarized guides or jackscrews and size 16 round contacts ; removable crimp contact types with closed crimp barrels, rear insertion front release, with assessed quality

    頻率低於3mhz的矩形連接器.第7部分:一系列矩形連接器的詳細規范:具有評定標明極性,螺尺寸為16
  3. Diagnostic characters for the recognition of species include the presence or absence of pectoral fin, the position of dorsal fin origin, gill opening, anus, nostril opening and eye, the cirri present or not, the dentition type, the body coloration, and the head pores or lateral line etc

    一般依據胸鰭的有無或發達程度,背鰭起點、鰓、肛門、鼻和眼等的相對位置,頜的發達程度和頜上是否具須,齒的形狀和排列方,身體的斑,以及頭部和體側的側線數目等進行鑒別。
  4. Abstract : the intensity distribution in young ' s double pinhole interfer ence expriment is numerically calculate, and compared with the result of the nea r - axis approximation

    文摘:數值計算了楊氏雙干涉的光強分佈,與傍軸近似條件下的結果作了比較,並以圖形的方顯示了干涉條的形狀
  5. Both upper and lower epidermis cells are polygonal or irregular in shape in all species studied. the patterns of anticlinal walls are straight, arched or sinuous, and the raphal cuticular striastriae are occasionally observed on periclinal walls. stomatal apparatus and secretory cells are found on the upper epidermis of several species and on the lower epidermis of all species

    結果表明:這些植物葉片的上、下表皮細胞呈多邊形或不規則形,垂周壁樣為平直、弓形或波浪狀,平周壁偶有脊狀條;少數種類上表皮還有氣器或分泌細胞,所有種類下表皮具氣器和分泌細胞;氣器類型以平列型和側列型居多,偶爾有無規則型;氣極區呈稍角質加厚或棒狀加厚,稀t形加厚。
  6. Wood semi - ring - porous ; vessels solitary with angular outline ; perforation plates scalariform ; intervessel pits and vessel - ray pitting opposite or opposite to scalarifonn ; helical thickenings in vessel elements present

    梯狀穿板;管間紋孔式為互列;射線導管間紋孔式多對列,類似導管面間紋孔式
  7. It was shown that vessel elements in secondary xylem of p. emblica have many different forms and most of them have tails and their perforation plates divide into two types : ( 1 ) there is one simple perforation plate at each end of the vessel elements and ( 2 ) there is one simple perforation plate at one end of the vessel elements and two simple perforation plate at the other end ; ( 3 ) a few vessel elements have special inclusions ; ( 4 ) the intervascular pits are alternate pits ; ( 5 ) the pits between the vessels and rays are mixed pits, pits with transverse gashes and scalariform pits

    結果發現,余甘子次生木質部導管分子中存在著許多不同的樣,導管分子大多數具尾;其穿板存在著兩種類型: ( 1 )兩端均為1個單穿板; ( 2 )一端為1個單穿板;另一端為2個單穿板; ( 3 )極少數的導管分子具有特殊的內含物; ( 4 )管間紋孔式為互列紋孔式; ( 5 )導管射線間紋孔式為混合型與橫列刻痕狀以及梯狀穿
  8. 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、長度、長寬比,脊的明顯與否,葉表皮上的顆粒飾的多少、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,葉緣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、中國石蒜的親緣關系則更近些。
  9. Side and face cutters with alternate teeth, with threaded bore and back centring

    后定中心螺變換齒圈套筒三面刃銑刀
  10. Cross - field pitting cupressoid with 1 - 5 pits

    交叉場紋孔式柏木型。
  11. This research job analysised the extending roll pass system the finish roll pass system and the ultimate roll groove. the mathematical models and experience formulations used for roll pass design are corrected according to the basic theory and the practical experience of the engineerings. the thread steel bar card was set up with the visual program tool - visualbasic6. 0, based on the method of the structural program design

    本課題通過對螺鋼延伸型系統、精軋型系統及成品型的構成和設計方法的分析,結合螺型系統的基本設計理論和工程技術人員的實際生產經驗,對以往型設計過程中所使用的數學模型、經驗公等進行了修正,以結構化程序設計方法為基礎,採用可視化編程工具visualbasic6 . 0建立了螺鋼計算機輔助型設計系統。
  12. Rosehip lavender clivers heartsease cedarwood hazelnut carrot pumpkin seeds the high active levels of vitamin c anti - oxidants in this rub - off mask create an immediate visible difference to skin. helps reduce the appearance of age lines and leaves a glowing, fresh complexion

    成份:玫瑰果、薰衣草、拉拉藤屬植物( clivers ) 、三色堇( heartsease ) 、雪松、榛實、胡蘿卜、南瓜籽此擦掉面膜( rub - off mask )蘊含豐富活躍抗氧化維他命c ,能減淡細,收細毛,令肌膚回復光澤光採,效果立見。
  13. Series of high pressure thermocouples thermalresistances and thermowells, the thermocouple take the form of spring - loaded, of which protective tube and flange are forged of special alloy, as well the thermowell are formed with bar stock drilled. more further, theconnecting between thermowell and flange can be compressed with tapered thread and the groove at the lower end of flange can be welded with argon arc. these thermocouples are usually used in high equipments of hydrogen cracking device, cracker and vaporizer etc for pressure - resistant in over 30 mpa, operating temperature from 0 up to 800

    系列高壓熱電偶阻及套管,熱電偶採用彈簧壓著,保護套管和法蘭選用特殊合金材料鍛造,套管採用棒料整體鉆加工而成,與法蘭連接處以錐管螺配合併與法蘭下端渠槽處用氬弧焊接,耐壓30mpa ,使用溫度0800 ,可長期使用在加氫裂化裝置裂解裝置,氣化爐等高壓設備中。
  14. Horology. case bodies middle for two - piece watch cases with screwed back, round opening, dial resting on dial ring

    鐘表業.表背面帶螺的安裝在表盤環里的表盤圓用兩半表殼殼體
  15. There ' s some silly pseudo carbon fiber in the door handles, and the golfball grain on the dash looks rough ; but cadillacs have it too

    門柄是一些愚笨的假碳纖,儀錶板上的高爾夫球沖擊理看起來粗糙;但是昂貴的卡迪拉克的亦是一樣。
  16. There are 2 taxa, taxodioxylon cryptomeripsoides schonfeld and taxodioxylon cunninghamioides in ltihe locality

    射線導管間紋孔式互列,有明顯的緣。
  17. ( 3 ) there are many flaws in direct laser metal sintering, such as the high remnants stress, micro - hole and micro - crack in sintering parts. in order to solving those problems, the programming of scanning paths is put forward, and several parts are prepared with different scanning paths respectively. the following conclusion is educed : the parts produced with short - side scanning path and same scanning direction have the minimum structure, the rigidity of parts prepared by short - side and same direction scanning path is highest, and the density of parts produced with the vertical scanning path is maximal

    ( 3 )針對採用大功率激光直接燒結鎳基高溫合金成形金屬零件存在的問題,如較大的殘余應力,製件中存在著微裂、微洞等缺陷,初步提出掃描路徑的規劃,並採用幾種不同的掃描方進行燒結試驗,發現採用短邊掃描路徑和同向掃描能夠獲得更加細小和分佈均勻的組織結構,採用短邊同向路徑制備的試樣其顯微硬度最高,而採用變向掃描(垂直)路徑制備的試樣緻密性最好。
  18. Mri scanning, developed in this very building ; the contraceptive pill ; modern infertility treatment ; ultrasound scan for unborn babies ; unlocking the double helix structure of dna ; keyhole surgery ; placing fluoride in the water supply ; the portable defibrillator ; the hepatitis b vaccine ; strained quantum - well lasers which contain the information used in cds, dvds and the internet ; dna fingerprinting. a whole speech could be given that amounted to nothing more than a list of examples

    正是在牛津這個地方研究和開發出來的核磁共振掃描、避孕藥、現代不孕癥治療術、胎兒超聲波檢查、解開dna雙螺旋結構之謎、鎖外科手術、在供水系統中加氟、便攜心臟除顫器、乙肝疫苗、在cd 、 dvd光盤上存儲信息的應變量子阱激光器、 dna指識別技術等。
  19. Installation holes for inserts, screw thread, helical coil, self - locking - design standard

    螺旋形線圈自鎖鑲嵌件安裝.設計標準
  20. This model of valve overcomes such defects with the motor valve, piston - type electromagnetic valve as the post - wear defective closure due to the mechanical movement, the soft membrane full of elasticity, the balance hole can not close water because the foreign matters and mud sand accumulate and block it up etc., the highly effective use of the unique circuit greatly raises the reliability of the switch, extensively used for ic card watermeter, infrared induced sanitary utensils, etc

    Fck - 118 :進水口出水口為1寸25內螺該型閥克服了如電機閥活塞電磁閥機械運動磨損后的關閉不良。軟性膜片富有彈性,平衡小不會因雜質與泥沙的淤積堵塞使其關不住水,獨特線圈磁路的高效利用大大提高了閥開關可靠性,廣泛用於ic卡水表紅外線感應潔具等自動控水系統。
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