斷面收縮率 的英文怎麼說

中文拼音 [duànmiànshōusuō]
斷面收縮率 英文
contraction of area
  • : Ⅰ動詞1 (分成段) break; snap 2 (斷絕;隔斷) break off; cut off; stop 3 (戒除) give up; abstai...
  • : 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...
  • : Ⅰ動詞1 (把攤開的或分散的事物聚集、合攏) put away; take in 2 (收取) collect 3 (收割) harvest...
  • : 縮構詞成分。
  • : 率名詞(比值) rate; ratio; proportion
  • 斷面 : section; fracture surface; plane of fracture
  • 收縮 : 1 (由大變小; 由長變短) contract; shrink 2 (緊縮) concentrate one s forces; draw back 3 take u...
  1. ( 1 ) it was found from the obtained results that increasing of flux will led to decrease in froude no. of the following water at the shrinking section which will reduce rate of disspated energy, this will make the protection of dam surface more difficult

    主要結論如下;隨著流量的增加,消力池弗勞德數減小,消力池的消能減小。壩平均流速增大,壩的防護難度增加。
  2. The mechanical parameters at high temperatures - reduction in area ( ra % ) and tensile strength ( o b ) are measured by means of gleeble - 2000 thermal simulating machine. fracture surfaces are analyzed by scanning electron microscopy and optical microscopy. the segregation of sn is also examined by auger electron spectroscopy

    通過測定試驗鋼種的高溫力學參數(斷面收縮率ra和抗拉強度_ b ) ,觀察金相顯微組織,分析掃描口形貌,測試第二相析出物和俄歇能譜試驗等方法,研究了殘留元素sn及冷卻速對高溫力學性能的影響。
  3. In order to research product properties of the cross wedge rolling ( cwr ), a series of rolling experiments have been carried out on two - roller cwr under the condition of considering the variation of the original diameter, deformation temperature, area reduction and heat treatment methods and so on

    摘要為了研究楔橫軋條件下工件的性能,在考慮原始棒料直徑、變形溫度、斷面收縮率以及工件軋后熱處理狀態等的基礎上,利用二輥楔橫軋機進行了系列楔橫軋軋制實驗。
  4. In ovx rats, not only bone mineral density ( bmd ) of lumbar vertebrae in vivo and vitro, but also bmd of femora ( except for r3 region ) and proximal metaphysis ( r1 region ) in vitro decreased obviously ( p < 0. 01 ) , whose bone loss rates of l5 and l6 were the highest and achieved 13 % ; the trabeculae of ovx rats were few , fine, and discontinued and there were lacunae on the surface ; in ovx rats, both compressive strength of vertebral bodies and the mechanical properties of femora decreased ; the falling degree of the former was greater ; the maximal compressive power of lumbar vertebrae decreased with 33. 32 %

    結果顯示:大鼠卵巢切除后,活體、離體腰椎以及股骨(除r3區) 、脛骨近端干骺端( r1區)的離體骨密度顯著下降( p < 0 . 01 ) ,離體l5和l6的骨丟失最大,達13 % ;骨小梁減少、變細,連接中,骨小梁表有吸陷窩;腰椎壓強度和股骨力學性能均下降,前者更明顯,腰椎最大壓力下降達33 . 32 % 。
  5. In the third ductility region, the reduction in area of the sn - undoped steel is larger than that of the sn - doped steel. this means that the hot ductility of the sn - undoped steel is better than that of the sn - doped steel

    在第類脆性溫度區內,不含sn鋼的斷面收縮率大於含sn鋼的斷面收縮率,即不含sn鋼的熱塑性要比含sn鋼的熱塑性好。
  6. After 1989, the increase of demand slowed down and facing the complexion of low degree of industrial concentration of product market and financial strain of medi um and small - sized enterprises caused by the circulating trap of " credit squeeze - - - bad loan ", the advantageous enterprises " " wallow in money ", specifically, those listed companies that could finance from the stock market, began to take predatory pricing strategy in succession and tried to enlarge market share and obtain high return by squeezing medium and small - sized enterprises out of the market after 1998, the vicious circle of deflation and " credit grudging " of banks in product and credit markets, overcapacity, the difficulty of retreating of loss - incurring enterprises in some industries from the market for institutional reasons and over - competition in some industries, led to the incessant decrease of enterprises " global income, persistent increase of rate of debts and constant rise of ratio of bad assets of banks, which further intensified the vicious circle of deflation and " credit grudging " of banks

    如在改革開放初期,在產品市場需求旺盛和信貸市場預算軟約束的情況下,各類企業的最優決策就是採用高負債、高擴張的「負債的有限責任效應」策略來搶占市場並獲得高回報; 1989年以後,需求增速開始放緩,臨產品市場產業集中度較低和信貸市場「信貸緊-不良貸款」循環陷阱導致的中小企業資金緊張的局, 「錢袋鼓鼓」的優勢企業(尤其是那些可以通過股票市場融通資金的上市公司)紛紛採用掠奪性定價策略,試圖通過把中小企業擠出市場來擴大市場份額並獲得高益; 1998年以後,產品市場和信貸市場形成了通貨緊和銀行「惜貸」惡性循環的狀況。產品市場上部分行業生產能力嚴重過剩,且由於體制等原因導致虧損企業無法退出,因此這些行業中出現了過度競爭的現象,企業總體益的不下滑、負債提高以及銀行不良資產的持續上升,又進一步加強了通貨緊和銀行「惜貸」的惡性循環。
  7. Based on the hot tensile test results, there exists a cooling rate at which a minimum reduction in area occurs and the hot ductility of the sn - doped steel is worse than that of the sn - undoped steel. when the cooling rate is lower or higher than 10 / s, the hot ductility is increased

    連續冷卻到750 800范圍內拉伸時,存在一個冷卻速( 10 s ) ,以這個冷卻速進行冷卻,試樣的斷面收縮率最小,熱塑性最差;當冷卻速大於或者小於這個冷卻速時,試樣的斷面收縮率均會增大,熱塑性增強。
  8. Evaluation of uncertainty of measurement in testing for materials at ambient temperature has been discussed, including tensile strength ; lower yield strength ; proof strength, non - proportional extension ; percentage elongation after fracture and percentage reduction of area

    摘要文章介紹了金屬材料室溫拉伸試驗測量結果不確定度的方法,內容包括抗拉強度、下屈服強度、規定非比例延伸強度、后伸長斷面收縮率等性能指標。
  9. The hydroxyl - terminated and carboxyl - terminated pu - prepolymer were prepared and cured respectively with pf. the molecule structures of two composite systems were characterized by means of ft - ir, and cured - sample morphologies were analyzed by sem. by means of the measurement of properties of pf, impact strength, volume shrinkage and thermal stability of pf / pu composite, effect of pu on pf has been investigated and the toughening differentials have been compared, then two kinds of toughening mechanisms have been discussed

    文中利用紅外光譜對pf / pu共混物的分子結構進行了定性分析,利用掃描電鏡對共混物沖擊形貌進行了表徵、用簡支梁沖擊試驗機按國標測試pf / pu共混物的沖擊強度,並按國標測試共混物體積,最後利用熱重分析對pf / pu共混物的熱穩定性進行測試。
  10. Reduction of cross section

    斷面收縮率
  11. 434 we shall take the sample to test its physical properties ( mechanical properties, tensile strength, yield point, percentage elongation, reduction of area, impact value, brinell hardness )

    我們將取樣試驗其物理性能(機械性能、抗張強度、屈服點、延伸斷面收縮率、沖擊值、布氏硬度) 。
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