齒尖面 的英文怎麼說

中文拼音 [chǐjiānmiàn]
齒尖面 英文
face of tooth
  • : Ⅰ名詞1 (牙; 牙齒) tooth 2 (物體上齒形的部分) a tooth like part of anything 3 [書面語] (年齡...
  • : Ⅰ名詞1 (頭的前部; 臉) face 2 (物體的表面) surface; top 3 (外露的一層或正面) outside; the ri...
  1. Flower - heads narrowly campanulate, 16 - 19 mm long, ca. 6 mm across, usually 2 - 4 in terminal clusters ; peduncle 2 - 8 mm ; involucral bracts ca. in 7 series, ribbed on abaxial surface, apex spiny

    葉互生,卵形,長3 - 5 . 5厘米,寬2 - 4厘米,先端短,基部近截形,邊緣具疏,兩被長柔毛,具基出脈3條;葉柄長3 - 5毫米。
  2. Leaves papery, oval in outline, 6 - 7cm long and 8 - 11 cm wide, base rounded or subtruncate, trilobed or sometimes 5 - lobed ; lobes triangular - ovate, rarely ovate - oblong, apex acute or acuminate, margin serrulate, with appressed acute teeth, sometimes entire near base, glabrous or with tufted hairs at vein axils abaxially ; petiole 2 - 3 cm long, glabrous

    葉紙質,輪廓闊卵形,長6 - 7厘米,寬8 - 11厘米,基部圓或近截平, 3裂或有時5裂,裂片三角狀卵形,有時卵狀長圓形,頂端漸,邊緣有疏而銳利地鋸,有時近基部全緣,兩無毛或下脈腋有簇毛;葉柄長2 - 3厘米,無毛。
  3. Methods : we have divided the 636 molars ( without dental caries or pathological changes of root ) collected in school of forensic medicine and stomatological hospital in shanxi medicine university into four groups : maxl, max2, manl, man2, and selected 5 indexes closely related to changes of dental age ( dental attrition, contact area, the index of dentine marrow cavity, the thickness of cementum of root, the diaphaneity of dentine of root ), and proposed the grading standard and scoring standard date processing and statistical analysis after measuring the teeth of the four groups

    方法:從山西醫科大學法醫學院及口腔醫院收集的636磨牙(無齲壞、無根病變)分為max1 、 max2 、 man1 、 man2四組,根據牙的增齡變化特點,篩選了5個與牙齡變化密切相關的指標(牙的磨耗、接觸區積、牙本質髓室指數、根牙骨質的厚度、根牙本質透明) ,提出了指標的分級標準和評分標準,對各組的牙測量后進行數據處理和統計分析。
  4. Results : all the five indexes ( dental attrition, contact area, the index of dentine marrow cavity, the thickness of cementum of root, the diaphaneity of dentine of root ) revealed a highly interrelated relationship with age. regression height was significant when the multiple regression equation, which was formulated with these five indexes and age and used to judge the age was statistically analyzed

    結果:牙的磨耗、接觸區積、牙本質髓室指數、根牙骨質的厚度、根牙本質透明均反映出與年齡高度相關關系,用這5個指標與年齡所建立的判別年齡的多元回歸方程經統計學分析,回歸高度顯著。
  5. Leaves leathery, oblong, 7 - 13 cm long, base cuneate, glossy above, glabrous on both surfaces, margin sparsely and obtusely dentate ; petiole 1 cm long

    葉革質,長圓形,長7 - 13厘米,寬2 - 4厘米,先端銳,基部楔形,上發亮,無毛,邊緣有疏鈍;葉柄長1厘米。
  6. The beyond is the simple notation of serial number of pricker, totaled 7 digits of codes, in which the first digit represents the diameter of needle - bar of pricker, the second digit represents the siding of triangle side on functional section of pricker, the third digit represent the length of functional section of pricker, whereas in standard notation, it represents the distance from needlepoint to gradual deflating small port ( lower port ), the fourth digit represents the total length of pricker, which is the distance from the inside of bending helve to the needlepoint, the fifth digit represents the total quantity of dents on the cording of functional section, and the sixth digit represents the model of barb on functional section, while the seventh digit represents the distance between barbs on functional section

    以上為刺針編號的簡單寫法,共7位代碼,第一位是刺針針桿的直徑;第二位是刺針工作段三角的邊寬;第三位是刺針工作段的長度,同標準寫法所不一樣的是針到漸縮錐小口(下口)的距離;第四位是刺針的總長度,按彎柄內側至針的距離;第五位是工作段棱上的總數;第六位是工作段上鉤刺的型號;第七位是工作段上鉤刺與鉤刺之間的距離。
  7. Turn the vertical driving cam to the position where throat plate surface 3 and needle tip 4 align with each other, and the first or the second tooth of the top end of feed dog 5 descends from the throat plate surface

    讓針4與針板上3對齊,在送布牙5的前端1 2從針板上下沉的位置,轉動上下傳送凸輪,進行固定。
  8. On the condition of “ many - head ” and “ small drive ratio ” , the plane double enveloping hourglass worm can not settle the problem of undercutting and sharpening simultaneously. it has devoted to a new type hourglass worm _ sphere double enveloping hourglass worm. the coordinate system is established according to the frock. the meshing equation and the tooth equation of worm and gear have been developed and the distribution of contact line on gear tooth is analyzed. to evaluate the meshing quality , four meshing quality indexes and five original parameters are put forward. through mass programming computing , the relations between meshing quality and original parameters are derived and depicted by graphs

    考慮到平二次包絡環蝸桿傳動在多頭小傳動比條件下根切與頂變的矛盾很難同時解決且嚙合性能較差,介紹了一種新型環蝸桿傳動? ?球二次包絡環蝸桿傳動.在研究過程中,根據工裝建立了坐標系,根據一二包過程的運動關系推得了嚙合方程和蝸桿與蝸輪的方程,分析了蝸輪上的接觸線分佈.為了評價嚙合性能,提出了4項性能指標和5項原始參數,通過大量編程計算得到了嚙合性能指標與原始參數之間的關系,並以圖表直觀的表示
  9. Medium green, pointed to heart - shaped, hairy, serrated / purple - red back. semiminiature

    中綠色到心形葉,葉多毛,鋸葉緣,深紫到紅色葉背。半迷你型。
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