脆化溫度 的英文怎麼說
中文拼音 [cuìhuàwēndù]
脆化溫度
英文
brittle temperature-
High accuracy kdp crystal optics is now considered as one of optics that is the most difficult to be processed for its series of disadvantageous characteristics to optics processing such as anisotropy, soft nature, easy to deliquesce, high brittleness, sensitive to temperature change, easy to crack and so on. therefore the long machining period, low percent of pass and astaticism quality has become the bottleneck of icf technology, and the surface quality control of kdp crystal processing has become the key problem to be solved in the research of icf in our country
Kdp晶體零件是目前公認的最難加工的光學零件之一,因為kdp晶體具有各向異性、質軟、易潮解、脆性高、對溫度變化敏感和易開裂等不利於光學加工的特點,所以加工周期長、合格率低、質量不穩定成為慣性約束聚變技術的瓶頸, kdp晶體超精密加工表面質量控制問題已經成為我國慣性約束聚變研究中亟待解決的關鍵問題。The planeness and integrality of the flier - plate were ensured effectively by exerting restrictive pressure, controlling heating and cooling rate, lowering welding temperature or reducing welding time as much as possible, etc. theoretical model of creating quasi - isentropic compression via 93w - ofc - tc4 - a1 - mb2 system flier - plate with graded wave impedance was established, and numerical simulation of the impact process was then carried out
採取施加外部機械力、控制升降溫速率以及盡量降低焊接溫度或減少焊接時間(防止脆性金屬間化合物的過度增長)等措施,確保了焊接接頭的平整性和界面結構的完整性。建立起梯度飛片擊靶的理論模型,對93w - ofc - tc _ 4 - al - mb _ 2系波阻抗梯度飛片的擊靶過程進行了數值模擬計算。Testing method for brittleness temperature of plastics
塑料脆化溫度的測試方法Test method for brittleness temperature of plastics by impact
塑料沖擊脆化溫度試驗方法Brittleness brittle temperature
脆化溫度Standard test method for brittleness temperature of plastic sheeting by impact
用沖擊法測定塑料薄板的脆化溫度的標準試驗方法It proves that adding up fiber and modified asphalt in the common asphalt mixture can decrease the brittle point temperature and strength the ability of resisting cracking. fiber - reinforced asphalt concrete and glass fiber grid which has been set between the road base and overlay can delaying reflection cracking effectively
試驗證明,在普通瀝青混合料中加入聚酯纖維以及使用改性瀝青可脆化點溫度降低,增強低溫抗裂性,加入goodroad聚酯纖維和在基層與面層之間鋪設玻纖格柵可有效抑制反射裂縫,值得推廣。The result of macro - quality experiments show : mineral admixtures markedly slow the hydrating velocity of cement slurry, decrease and delay the hydrating max - temperature, in which steel slag is more effective ; expansive agents compensate concrete shrinkage, enhance the concrete dense degree, strengthen the interfacial layer between fiber and cement matrix and improve the physical mechanics qualities of acic ; minimal admixtures markedly improve the concrete workability property, increase the concrete later intensity & density and the capability of anti - chemical attack and anti - permeability ; hybrid fiber reinforces the toughness of obviously acic by the means of anti - cracking effect of fiber with different sizes and different properties in the corresponding construction levels
實驗結果顯示:鋼渣摻合料能顯著減緩水泥漿體水化速率,降低砂漿的水化溫升並延遲最高溫升時間;補償混凝土收縮,提高混凝土密實度,加強纖維與水泥石的界面粘結,增強混凝土力學性能,但不能明顯改善混凝土韌性。混雜纖維通過纖維的不同尺度與不同性質在相應的結構層次上產生阻裂效應,增韌鋼渣防滲抗裂混凝土;增加混凝土的破壞極限能,極大提高混凝土抗彎曲能力和韌性指數,改善混凝土脆性。The cracks extend along the matrix / strengthening - phases interfaces and form the cleavage steps and tear ridges. there appear some very small dimples on the fracture surfaces of the directionally solidified samples, which come from the nb - based solid solution particles in the big plates of the strengthening phases, but no dimples on the fracture surfaces of the as - cast sample. it can be concluded from above results that niobium - niobium silicide based in - situ composites ( rmics ) with a uniformly orientated microstructure can be produced by the ebfzm with high temperature gradient, and their mechanical properties can be increased
隨著抽拉速率的提高和硅化鈮強化相間距與尺度的減小,材料的室溫拉伸強度和斷裂韌性均有提高, _ b最高可達778 . 4mpa , k _ ( ic )達到了46 . 3mpa ? m ~ ( 1 / 2 ) ;試樣的拉伸斷口基本表現為脆性解理斷裂的花樣,裂紋沿基體強化相界面繞過強化相進行擴展,在裂紋擴展方向存在解理臺階,並形成撕裂棱。Standard test method for brittleness temperature of plastics and elastomers by impact
用沖擊法測定塑料及彈性材料的脆化溫度的標準試驗方法Insulating and sheathing materials of electric and optical fibre cables - common test methods - part 5 : methods specific to filling compounds - section 1 : drop point - separation of oil - lower temperature brittleness - total acid number - absence of corrosive components - permittivity at 23 oc d. c. resistivity at 23 oc and 100 oc
電纜和光纜的絕緣和護套材料.通用試驗方法.第5部分:填充化合物的專用方法.第1節:滴點.油分離.較低溫脆性.總酸度數值.無腐蝕性成分. 23時的電容率和23與100時的直流電阻率The curing conditions were studied and the result indicated that the product showed a good storage, decreased the curing temperature, improved adhesion and brittleness, with an excellent film performance. expecially the adadhesion, flexibility and chemicol resistance
結果表明,合成的交聯劑貯存性能良好,醚化三聚氰胺樹酯作為交聯利加入到丙烯酸環氧樹酯中,可以明顯降低固化溫度且改善原有塗膜的脆性,成膜性能好,尤其是具有優良的附著力、柔韌性和耐化學品性。( 3 ) both oxide - induced closure and embrittlement of grain boundaries take place for 2 - cr1mo and 2 - cr1mov at high temperature. the change of fatigue crack growth rates with temperature is not so evident as 316land 16mnr
裂紋表面氧化引進的閉合效應和晶界脆化相對比較均衡,裂紋擴展速率隨著溫度升高的變化沒有鐵素體和奧氏體材料明顯。Conventional mos image sensors require polymer onchip microlenses and dyed rgb color filters, which are fragile and extremely susceptible to sunlight exposure and a change in temperature
傳統的mos圖像傳感器需要採用聚合在電路板上的微透鏡和染色rgb顏色過濾器,這種脆性材料非常易碎,而且在日曬下和溫度變化時極其易受影響。The billions of tons of carbon dioxide and other greenhouse gases still accumulating in the earth s fragile, protective atmosphere have already raised concentrations to around 430ppm parts per million of carbon dioxide equivalent co2e, compared to 280ppm before the industrial revolution
每年數十億噸的二氧化碳和其他溫室氣體排放到大氣中,使本來脆弱的地球環境日益惡化。大氣中的保護氣體濃度與工業革命前的280ppm相比,已經上升到了約430ppm (二氧化碳當量) 。Determination for temperature limit of brittleness for vulcanized rubbers
硫化橡膠脆性溫度限值的測定After clad plate is rolled, the thickness of al plate has a few changes. the tests firstly produced al clad plate under cold press, then dealed with it under certain temperature. tests tried to find a sound temperature to weaken the
先對鋁板和鋼板進行冷壓初復合,再在一定溫度下進行熱壓復合,試圖找到合適的熱壓溫度,消除界面脆化,提高復合鋼板的界面力學性能,檢測了試樣的顯微組織和結合強度。( 1 ) oxidation on the crack surface of 16mnr increase with temperature. oxidation mainly takes place on the crack surfaces at 150 ~ 300, which it is serious both on the crack surfaces and in the grain boundaries at 425. oxide - induced closure at 150 ~ 300 results in the drop of crack growth rates
鐵素體材料16mnr疲勞裂紋表面的氧化隨溫度升高而增大,在150和300時裂紋表面氧化引進的閉合效應要比晶界氧化脆化更明顯,引起在這個溫度范圍內的試驗疲勞裂紋擴展速率下降。分享友人