細小的裂紋 的英文怎麼說

中文拼音 [xiǎodelièwén]
細小的裂紋 英文
a hairline crack/fracturee
  • : 形容詞1 (條狀物橫剖面小) thin; slender 2 (顆粒小) in small particles; fine 3 (音量小) thin ...
  • : Ⅰ形容詞1 (體積、面積、數量、強度等不大) small; little; petty; minor 2 (年紀小的; 年幼的) youn...
  • : 4次方是 The fourth power of 2 is direction
  • : 裂動詞[方言] (東西的兩部分向兩旁分開) open
  • : 名詞(花紋; 紋縷兒) lines; veins; grain
  • 細小 : very small; tiny; trivial; micr-; micro-; -ling
  1. Several materials with large coefficient of expansion were selected to make packaging components, and it was found that the packaging materials have good temperature sensitivity and compatibility with optical fibers. experimental accuracy and repetition of fbg temperature sensitivity and compensation were discussed. have selected several materials which has bigger coefficient of expansion to do packaging components, have made many temperature experiments, there have not flaws, such as aging, crackle, absciss layer, packaging materials have good temperature sensitivity and compatibility with optical fiber ; have designed the simple and practical packaging components, have performed a serials of experiments about accuracy and repetition of fbg wave - length, have obtained the first step conclusion ; have analyzed the result and made comparison between the result of different experiment, have summarized the best packaging effect and several rules to reduce mistskes

    本文所做主要工作包括以下幾個內容:一、選取了常見熱膨脹系數大材料製作封裝元件,經過多次一80到80反復測試,封裝元件沒有出現老化開、封裝、空洞、離層等缺陷,封裝材料具有良好溫敏穩定性及復用性,與光纖相容性較好;二、對光纖光柵進行簡單、實用封裝處理,就封裝效果優劣性、波長測量準確度、重復性和封裝時產生波長損失等方面進行了一系列實驗,得出了初步結論;三、對溫敏和溫度補償式封裝實驗數據進行了詳分析和對比,從數字上對溫變過程中光纖光柵中心波長改變及溫變曲線進行了定量分析,在大量實驗數據分析結果基礎上,總結出哪種材料封裝效果更好,以及如何有效實驗誤差。
  2. Live tuft is it point tiny tuft split, have various, distribute on if " the nail is sewn " in first form on the surface mainly to split, from form " burn caused by fire " that take the form of fish scale film in arriving, unanimous direction careful " detailed ox hair " of crackle, etc

    活綹,有各種各樣,如主要分佈於表面上如甲狀「指甲縫」 ,由表到內呈魚鱗片狀「火傷性」 ,多呈一致方向牛毛性」等。
  3. You can add materials to clay to gain desired results, for example, you can add sand to prevent tiny breaks or lamieslines from forming in the finished product, but you should not use sand from the coldest severlcoastsof oceans

    你可以在粘土內放入一些物質來達到預想結果,比如,你可以增加沙子以防止在最後成品中出現細小的裂紋或者縫。
  4. The fining grains of al - l % si could accelerate the fatigue crack propagation from the near threshold zone to paris zone

    隨著疲勞擴展速率從近門檻值區向paris區過渡,a ( a1 )晶粒會加速疲勞擴展。
  5. ( 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問題,如較大殘余應力,製件中存在著微、微孔洞等缺陷,初步提出掃描路徑規劃,並採用幾種不同掃描方式進行燒結試驗,發現採用短邊掃描路徑和同向掃描能夠獲得更加和分佈均勻組織結構,採用短邊同向路徑制備試樣其顯微硬度最高,而採用變向掃描(垂直)路徑制備試樣緻密性最好。
  6. After heat treatments, the granularity of powders increases and ultraf ine grains decreases. cracks appear on the surface of powders. so the rigidity of powders descends

    熱處理后粉末粒度增大,微顆粒比例減,表面出現,降低了粉末硬度,同時粉末團聚作用減弱。
  7. In this paper, two factors that will threaten the operating stability were studied, which are sand abrasion and cracking of the blades. and other problems that affect the safety in production were discussed

    本文對影響浪底電站穩定運行泥沙磨損問題和轉輪問題進行了詳分析,並對其它影響機組穩定運行現象進行了研究。
  8. Experimental results indicated that the polypropylene fiber can improve the workability of concrete availably, and can increase the presentation quality of structures with the voids and pits decreased ; the cracks of beam are controlled effectively, the width and length of crack decreased, the dispersibility of crack in beam face improved, and the ductility of beam increased ; and the cracking load of reinforced concrete beam is increased, the amplify up to about 30 %, simultaneity the ultimate bear capacity increased

    試驗研究表明,使用聚丙烯纖維后,能有效改善新拌混凝土和易性,並能增強混凝土構件外觀質量,減少構件表面蜂窩、麻面、氣孔、等;同時,在破壞試驗過程中發現梁縫能得到有效控制,縫寬度減發展高度降低,條數增加,提高了梁截面縫分散能力,增強了梁中混凝土韌性;提高了鋼筋混凝土梁荷載,幅度可達30左右,增強了結構延性,提高了結構性能和屈服荷載。
  9. At first, ploygon aggregate structure of concrete is randomly generated in two - dimensional plane with monte carlo method on the meso - level. then, the growth process of a crack of concrete 3 - point bending beam specimen is analyzed by fem, according to the criterion of maximum circumferential tensile stress. and the path of crack to spread in mortar, aggregate and interfaces of them is gained by the ultimate fracture criteria in construction standard that the width of crack should not be more than 0. 2mm

    首先,在觀層次上,根據蒙特卡羅隨機抽樣原理,在二維平面上建立了混凝土多邊形隨機骨料結構模型,然後採用有限元計算方法,根據最大周向正應力準則,對三點彎曲梁構件進行了開過程模擬,並以建築規范中構件於0 . 2mm要求為最終破壞標準,得出了在基質、骨料及界面擴展路徑。
分享友人