low-temperature strength 中文意思是什麼

low-temperature strength 解釋
低溫強度
  • low : adj 1 低的；淺的，矮的。 low flight 低飛。 a low temperature 低溫。 low tide [water] 低潮。 The g...
  • temperature : n. 1. 溫度，氣溫。2. 體溫。3. 〈口語〉發燒，高燒。
  • strength : n. 1. 力，力量，體力。2. 強度，濃度；長處；（要塞等的）抵抗力。3. 實力；兵力；全體人數，額定人數，編制。4. 筆力；文勢。5. （證券等的）市價堅挺。6. 〈美俚〉（可能有的）利潤。
  1. Our main conclusions are that surface polar interaction can give rise to a transition from a high temperature homogeneous alignment to a low temperature hometropic alignment, that if the strength of the surface polar interaction is weaker than the one of surface dispersion interaction, the homogeneous alignment of the nematic is always stable. part ii : a two - particle cluster theory is presented to study the effect of a solid bounding surface on the nlcs formed by polar molecules

    獲得的重要結論是：摩擦基板與液晶分子間的表面極性相互作用能引起基板間向列相液晶分子指向矢出現高溫沿面到低溫垂面的轉變；當表面極性作用強度弱於表面色散作用強度時，基板間向列相液晶分子平行於基板的排列非常穩定。
  2. As a super refractory, nature flaky graphite has many advantages such as high thermal conductivity, high thermal shock resistance, excellent high - temperature strength, excellent machinability, high sublimation temperature and low thermal expansion coefficient. unfortunately, the poor water wettability, low density and flaky structure of graphite surface limit its application with large quantity

    天然鱗片石墨以其熱膨脹小，導熱性、抗熱震性和化學穩定性好等諸多優點而成為適應鋼鐵冶煉苛刻環境耐火材料的原料，但石墨在水中的潤濕性、分散性差以及在空氣中易氧化等缺點限制了它的進一步應用。
  3. The experiment result shows that with low - temperature oxygen plasma treatment, fabric ' s shrinkage and wettability have bettered a great deal, and fabric ' s breaking strength and breaking elongation is also increased in given condition

    有效控制處理條件，織物的斷裂強力和伸長率不但不會減小，反而可以得到一定程度的增強。
  4. Flux cored wires for gas shielded and self - shielded metal arc welding of mild steel, high strength steel and low temperature service steel

    低碳鋼高強度鋼和低溫鋼用氣保護和自保護金屬電弧焊用管狀焊絲
  5. When tube wall strength can not bear inner steam pressure in the tube, blowout of low - temperature tube occurs

    當管壁強度無法承受管內蒸汽壓力時，導致低溫過熱器管爆裂。
  6. With using once artificial freezing method and natural freezing method test the compressive strength of low - temperature concrete at different age and by testing the loss percentage of water ( content of evaporative water ) of saturated specimen test the pore porosity of low - temperature concrete at different age

    方法採用恆低溫一次凍結法和自然變低溫多次凍結法，測定混凝土在不同齡期的強度值，利用可蒸發水含量法測定對應齡期的孔隙率。
  7. A new low temperature high early strength cement for oil well

    一種新型油井水泥低溫早強劑
  8. In this paper, the alumina ceramic was prepared under normal pressure and low temperature, the mechanical properties, micromorphology, microstructure of grain boundary and phase composition of the alumina ceramic, and the precision shaping and cold processing of the femoral head were systematically studied ; the effects of the additives, the relation between microstructure and mechanical strength, the sintering mechanism of the material and the influence factors of the structure and properties of the alumina ceramic were discussed also

    本文在常壓低溫條件下制備了氧化鋁陶瓷，系統研究了氧化鋁陶瓷材料的力學性能、微觀形貌、晶界顯微結構、相組成和股骨頭的精密成型、冷加工，並討論了添加劑的作用、材料顯微結構與力學強度的關系、材料的燒結機理及影響氧化鋁材料結構與性能的因素。
  9. Directionally solidified refractory metal matrix eutectic in - suit composites possess excellent mechanical and physical properties such as low density, high enduring temperatures, good room - temperature fracture - toughness and high elevated - temperature strength, therefore are expected to be used as a new type of ultra - high temperature structural materials

    定向凝固難熔金屬基共晶自生復合材料由於具有密度低、承溫能力高、室溫斷裂韌性好、高溫強度高和高溫持久壽命長等性能優勢，有望成為新一代航空發動機葉片用超高溫結構材料。
  10. Mathematical model for structure and compressive strength of hardened class g oilwell cement paste at low temperature

    低溫下油井水泥石孔結構與抗壓強度的關系
  11. Methods the 54th generation of transformed human embryonic tendon cells and artificial composite materials of carbon fibers ( cf ) and polyglycolic ( pga ) were co - cultured in vitro to construct tet. lt was frozen in liquid nitrogen with four kinds of cpa for 2 months. post - thawed quickly and transplanted into hind limbs of nude mice, and repaired the defects of achilles tendon. after 2, 4, 6, 8, 12 weeks, the morphological, histological, ultrastructure, short tandem repeat loci and immunohistochemistry examination were detected, and biomechanical strength of tet were examined. result tendon cell survived and could secret type i collagen after 12 weeks to transplanted into nude mice. in the group of dmso + raffmose + kh2o4, vacuole in mitochondrion degraded i tendon cell ranged in order, abundant collagen fibers were found and linked each other and the biomechanical strength was increased as time elapsed. c onclusion dmso + raffmose + kh2o4 could protect tet in deep low temperature

    組織工程肌腱制備完成後在四種抗凍劑保護下液氮凍存2月；快速復溫后植入裸鼠以修復跟腱缺損， 2 、 4 、 6 、 8 、 12周后取出，觀察形態學、組織學、電鏡和免疫組織化學變化，短串聯重復位點檢測和生物力學變化。結果實驗組組織工程肌腱體內植入12周后仍有肌腱細胞存活並分泌型膠原；隨著時間延長， 10二甲基亞碸（ dmso ） +棉子糖（ 30mmol l ） + kh _ 2po _ 4 （ 25mmol l ）組線粒體空泡減少，肌腱細胞排列整齊，膠原纖維增粗並連接，抗拉強度增高。
  12. This is very novel sealing material made of pure ptfe through a unique process, therefore, it retains all excellent properties of ptfe and has valuable characteristics, such as : very high tensile strength, this product is an ideal sealing material applied at the positions of intermediate and low temperature

    彈性膨脹聚四氟乙烯密封帶上經過獨特加工製造而成的最以新穎的密封材料，是用純聚四氟乙烯製成，因此它保留了聚四性氟乙烯所具有一切優良性能，同時還具有極好的柔韌性和很高的抗拉強度等可貴特性，是中低溫度部位理想的密封材料。
  13. However, the strength and deformation are most important property among all the mechanical capabilities of the concrete. with the rapid development of the winter construction, the mechanical performance under low temperature comes to draw people ' s attentions for it has close relationship with the practical load and safety status of the structure under the low temperature.

    隨著近年來冬季施工在全國的迅速開展，混凝土在低溫下的力學性能開始受到人們的重視，特別是南水北調西線工程中高寒強震地區的水工結構問題的研究，都與低溫下混凝土的力學性能直接有關，它直接關繫到在低溫下結構的實際承載力以及安全狀況。
  14. But during the caring age, if the concrete do n ' t experience the low temperature action of frost - resisting critical strength, its strength will decrease

    但若混凝土在養護期內沒有達到抗凍臨界強度受到低溫作用，其強度將降低。
  15. It is applied to product requiring high corrosion resistance, good weldability and medium strength, such as naval vessel, automobile, airplane, low - temperature equipment, television tower, drilling equipment, transportation equipment, missile component and armor

    典型用途：用於需要有高的抗腐蝕性、良好的可焊接性和中等強度的場合，諸如船舶、汽車和飛機板可焊接件；需要嚴格防火的壓力容器、製冷裝置、電視塔、裝探設備、交通運輸設備、導彈零件、裝甲等。
  16. High - strength rock wool board : used for various high / low temperature conditions, with good weight - bearing ability and compression - resistance, specially suitable for heat preservation and heat insulation for large ships, tanks, ovens, pipelines and other industrial facilities

    高強度巖棉板：適用於高、低溫的各種條件下，有著很好的承載、抗壓特性，尤其適用於大型船舶、容器、烘箱和管道及工業設備的保溫、絕熱。
  17. Abstract : in this paper, the road performence of cao and fly - ash stabilizing aggregate is discussed, in terms of strength, strength at low temperature, postponing shaping time, and cracking resistance

    文摘:通過大量試驗，分析研究了生石灰-粉煤灰碎石的路用性能，從強度、低溫強度、悶料時間、抗裂性能等方面對生石灰-粉煤灰碎石的路用性能進行了分析研究
  18. The low temperature of liquid oxygen and the vapors it releases not only pose a serious burn hazard to human tissue, but can also cause many materials of construction to lose their strength and become brittle enough to shatter

    液氧和其釋放的蒸氣的低溫不僅會導致人體組織的嚴重凍傷，而且還能使許多材料失去彈性，脆得足以破裂。
  19. Making use of the transformed pressure test machine and low - temperature refrigerator, 16 groups, 3 per group, uniaxial tensile experiments are carried out. it educed tensile, compression - strain curves of concrete, tensile strength - caring age curves of concrete and compressive strength - caring age curves of concrete

    採用液壓試驗機和使用低溫冷凍室，做了20組60個單軸受壓試驗和20組60個單軸受拉試驗，得出了混凝土的受壓和受拉應力?應變曲線、抗壓強度與養護齡期以及抗拉強度與養護齡期的關系曲線。
  20. Aiming at the problems of being easy in peroxidation and low in mechanical strength in preparing sulphonated coal with lignite, feasibility of producing the sulphonated coal with lignite being pyrolyzed in low temperature and the influence of the factors such as the property of raw materials, the temperature, the time, and the size of materials on the quality of sulphonated coals were studied

    摘要針對褐煤生產磺化煤存在的容易過氧化和機械強度差的問題，用正交實驗法研究了褐煤經低溫熱解改質后的褐煤半焦生產磺化煤的可行性及原料性質、磺化溫度、磺化時間、原料粒度等因素對所生產磺化煤質量的影響。
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