韌性轉變 的英文怎麼說
中文拼音 [rènxìngzhuǎnbiàn]
韌性轉變
英文
ductility transition-
The preordained frangibility of the hymen, the presupposed intangibility of the thing in itself : the incongruity and disproportion between the selfprolonging tension of the thing proposed to be done and the self abbreviating relaxation of the thing done : the fallaciously inferred debility of the female, the muscularity of the male : the variations of ethical codes : the natural grammatical transition by inversion involving no alteration of sense of an aorist preterite proposition parsed as masculine subject, monosyllabic onomatopic transitive verb with direct feminine object from the active voice into its correlative aorist preterite proposition parsed as feminine subject, auxiliary verb and quasimonosyllabic onomatopic past participle with complementary masculine agent in the passive voice : the continued product of seminators by generation : the continual production of semen by distillation : the futility of triumph or protest or vindication : the inanity of extolled virtue : the lethargy of nescient matter : the apathy of the stars
女性之虛弱及男性之強韌乃基於謬誤的臆測。道德的準則是可變的。自然的語法轉換:在不引起意思變動的情況下,由主動語態不定過去式命題從語法上分析:男性主語,單音節擬聲及物動詞,女性直接賓語轉位到相關的被動語態不定過去式命題: 3 」從語法上分析:女性主語,助動詞與準單音節擬聲過去分詞,男性主動補語。Based on the analyses on mechanical properties, microstructure and fracture of - the microalloyed steels socrv with various heat treatment technique, it can be affirmed that various fractures arttribute to various mechanism, we can draw conclusion that the strength and toughness of microalloyed steels 50crv will be increase simultaneously by optimal heat treatment technique. to illustrate the mechanism of the strength and toughness of microalloyed steels socrv, we designed the comparative experiment and observed the microstructure of the sample which occurred at different quench and tempering temperature and different tempering time. the last experiment results were determined by the four factors : fined microalloyed elements grains, the decompound of martensite, martensite transformation of remnant austenite and the second phase precipitation
為解釋微合金化50crv鋼強韌化機理,本文通過對不同淬火溫度,回火溫度,回火時間下的力學性能指標的對比及顯微分析,認為微合金元素的細化晶粒,馬氏體的回火分解,殘余奧氏體的轉變,第二相的沉澱析出共同決定了微合金鋼的強韌化情況,特別是由於微合金元素的存在,其細化晶粒及其碳氮化物的沉澱析出,導致鋼的良好的強韌性,並且如果工藝滿足第二相的沉澱析出強化大於回火馬氏體分解引起的軟化效應,會在硬度曲線中產生明顯的二次硬化現象。Eoc and caco3 were combined to toughen and reinforce pp to study the effect of factors such as the composition, the diameter and shape of filler, the nature of elastomer, dispersing morphology and matrix type on the properties of pp / eoc / caco3 composites
結合起來增韌增強聚丙烯,研究了組成比、填料粒徑及形狀、彈性體性質、分散形態和基體類型等一系列因素對pp用occaco3復合材料性能的影響,揭示該體系發生脆韌轉變的基本條件是l人( 。The impact behaviors of pp / eoc and pp / caco3 were compared. the toughening mechanisms of pp / eoc and pp / caco3 systems are firstly proved to agree well with wu ' s percolation theory. the essential condition occurring brittle - tough transition in two binary systems is that the matrix ligament thickness ( l ) is lower than the critical matrix ligament thickness ( lc ) which is approximate to 0. 095 ? m
比較ppffioc和ppcacos二體系的增韌行為,發現加入eoc和cacos都能增韌pp ,首次驗證了新型彈性體eoc和無機剛性粒子cacos增韌pp的機理符合wu氏逾滲理論,二體系發生脆韌轉變的基本條件是基體帶厚度l小於臨界基體帶厚度人( 。The results revealed that the essential condition occurring brittle - tough transition in such ternary system was l ? lc ( ? 0. 095 ? m ), and the effect of above factors on the impact behavior followed percolation mechanism which indicated that it was some reasonable using lc as single parameter criterion of brittle - tough transition of pp / eoc / caco3 composites. the micro - deformation model at different dispersing morphology was then proposed
首次將聚合物復合材料脆韌轉變機理的定量化研究從二元體系拓寬到三元體系,對ppffioc aco3體系的配方進行設計,制備得到高剛性高韌性低成本的聚丙烯復合材料, eoc和cvco3的體積份數之和為25v (其中彈性體相為10v 。First of all, in order to obtain the nonlinear ice force, the first part concentrates on the research for the physical property of ice. especially on the ductile to brittle transition mechanism
對海冰的非線性物理力學性質進行了總結,特別關注了海冰破壞的韌脆轉變機制以及微裂紋演變對海冰性質的影響。After pretorsion the successor tensile yield limit and strength limit both improved very highly, but the trend of the increase of the strength limit was suspended till the pretorsional capacity reached 17, when the pretorsional capacity was greater than17 ( prestrain value was 81. 19 % of total strain ), the successor strength limit rapid failed and approached the yield limit. this illustrate the a3 steel specimen translate from plasticity into friability after pretorsion strengthen. when the specimen was operated by tension - torsion action, the yield limit had very large improved, but the strength limit changed very little. furthermore, the trend of the increase of the strength limit was suspended till the pretension capacity reached 0. 25 ( prestrain value was 66. 93 % of total strain )
A3鋼試件在預扭轉后,后繼拉伸屈服極限和強度極限均有很大提高,但強度極限的增大趨勢到預扭轉量為17為止,預扭轉量大於17 (預應變值為總應變的81 . 19 )后強度極限迅速下降,與其屈服極限接近,這說明a3鋼試件經預扭轉強化后逐漸由塑性轉化為脆性。該預應變值為a3鋼試件的韌脆轉變點。 a3鋼試件在拉伸-扭轉作用下,屈服極限有很大提高,但強度極限沒有多大改變,而且,屈服極限的增大趨勢到預拉伸量為0 . 25應變(預應變量為總應變量的66 . 93 )后就不再增加。Toughness of cs rod crosslinked with glutaraldehyde increased drastically, and the modified rod showed tough rupture. 4
經戊二醛交聯改性的棒材,韌性明顯提高了,從原來的脆性斷裂轉變為韌性斷裂。The places of gold ore is not only in the powerfulness place, but also in the place of tenacity - brittleness and the place of powerful deformation girdle place to the feeble the deformation in ductile zone gold bed
韌性剪切帶型金礦床中金的富集不僅在應變最強部位或韌性向脆性轉換的部位,還可以在強變形帶與弱變形域交接的部位。When change the component of adhesive its shear strength increased from 39. 3 mpa to 53. 5 mpa at room temperature and it have long - term usage at 180 with 25 mpa and can be served at 230 in short period. the addition of liquid rubber resulted in a 300 % increase in the peeling strength. the addition of polymer ether imide led to a 260 % increase in the peeling strength, a 15 % increase in shear strength and a 10 increase in tg ( tg = 195. 54 )
研究結果表明: bmi dds e ? 51 tde ? 85組成的膠粘劑體系的室溫剪切強度為39 . 3mpa ,當改變環氧樹脂的含量時,剪切強度提高到53 . 5mpa ;用無規羧基液體丁腈橡膠改性環氧樹脂膠粘劑時室溫剝離強度提高3 . 0倍;用聚醚酰亞胺改性環氧樹脂膠粘劑,室溫剪切強度最高可達45 . 2mpa ,剝離強度提高2 . 6倍,玻璃化轉變溫度tg = 195 . 54 ,比未增韌體系提高10以上;碳纖維耐磨材料與同步器圓錐環的粘接實驗結果表明,膠粘劑的使用工藝性能良好,滿足室溫剪切強度30mpa和180剪切強度12 . 5mpa的技術要求。分享友人