time hardness 中文意思是什麼
time hardness
解釋
時間硬度-
The time taken to reach maximum hardness decreased and the corresponding maximum hardness decreased with increasing aging temperature. the better properties of al - mg - si - mn - cr alloy were obtained after 8h at 175 ' c. the al - mg - si - mn - cr alloy resembles al - mg - si alloy in the way of the age hardening mechanism
在同一溫度下，隨著時效時間的延長，合金硬度逐漸上升，在達到時效硬度峰值后又逐漸降低，隨著時效溫度的升高，中南大學碩士學位論文川mg st mn cr合金組織與性能的研究合金達到時效硬度峰值的時間縮短，而相應的時效硬度峰值在減小。 -
Since several advantages ( for example : direct cutting of high hardness die materials is possible, decrease cutting time, simplize die manufacturing process, . . etc ) can be achieved easily, high speed milling is very suitable for die manufacturing
高速銑削加工具有高加工效率，可直接加工高硬度模具材料，可縮短加工時間、簡化模具加工流程等優點，相當適合模具製作。 -
The coating on the chassis is generally guaranteed for two years, at the same time, pay attention to avoid scratch by stone blocks ; moreover, do not flame welding on the chassis so as not to change hardness of steel work
同時應避免轎車底盤被路面石塊等硬物劃傷，還應盡量避免在底盤上進行火焰焊接，以免改變鋼件的硬度，而經過火焰燒過的鐵板生銹的可能性更大。 -
His novels have enjoyed a reputation of hardness to read due to the fragmentation and dislocation of the time, place and plot
他的許多小說讀來如夢幻一般變幻莫測，折射出弗洛伊德精神分析法對現代主義作家的重大而深刻的影響。 -
According to these, the paper put forward some countermeasures : select low carbon steel or low metal alloy steel with lower intensity, like 20r steel ; while welding, adopt strict craft measures with lower welding heat to input ; after jointing, proceed the whole hot dissolving on time ; control each welding joint with hardness hb 185 ; add 0. 25 % water into the liquid ammonia as decay eclipse ; enhance checking in operation, repairing equipment in time through regular interior and exterior checking
針對上述原因提出了防止氨冷器類臨氨壓力容器產生應力腐蝕裂紋的對策：選用強度稍低，但抗裂性較好的低碳鋼和低合金鋼，如用20r鋼製造；焊接時應採用嚴格的工藝措施和較低的焊接熱輸入量；焊后應及時進行整體消除應力熱處理；控制焊接接頭各區硬度hb 185 ；在液氨中添加0 . 25 %的水作為緩蝕劑；在運行中加強檢查，及時進行停車檢修時的內外部檢查和定期檢驗。 -
Compared with natural ventilating up - draft barn, the common curing barn installed with " automatic controlling temperature and forced humid air exhausting apparatus " can enhance evidently superior leaves ratio, average price and income of raw tobacco, decrease evidently substandard tobacco leaves ratio, lighten work hardness, shorten curing time, reduce fuel consumption, save labor power and reduce curing cost
摘要普通烤房安裝「烤煙自動控溫強制排濕裝置」后，與自然通風氣流上升式烤房相比，烤后的煙葉在上等煙率、均價、收益等方面都有明顯提高，級外煙明顯減少，此外，還能降低勞動強度，縮短烘烤時間，減少燃料消耗，節約勞動力，降低烘烤成本。 -
Meanwhile, owing to the fact that there is huge hardness in accurate extracting of attenuation constant, one of the most new modified compact fdtd methods is applied to analyzing lossy multiple conductors to give accurate results. it is combined with the nonuniform mesh partitioning technique to reduce the computing time
針對有耗導體衰減常數難以精確提取的問題，將一種最新改進降維方法應用到有耗多導體系統分析中，並結合非均勻網格劃分技術，在得到準確衰減常數的同時有效地減少計算時間。 -
With the hardness tests, it is indicated the hardness of the nano alumina or nano silicon carbide coating is improved to 1. 6 - 2. 5 times as that of the plasma spraying coating. with the wearing tests, it is indicated that low laser power employed, the wearing performance of the coating without nano material increase to 1. 3 times as that of the plasma coating, at the same time, the wearing performance of the coating with nano material increase 2. 3 - 6 times as that of the plasma spraying coating, the wearing mechanism is further analyzed. with the erosion tests, it is indicated that the erosion performance of the coating with nano material increase five times as that of the plasma spra
與相應等離子噴塗層相比，硬度測試表明，含納米al _ 2o _ 3或sic的各種復合塗層硬度提高了0 . 6 - 1 . 5倍左右；耐磨性測試表明，小功率下單純的激光重熔耐磨性提高了30 ，而納米滲入后塗層的耐磨性提高了1 . 3 - 5倍左右，對耐磨性提高的機理作了進一步的探索和分析研究；耐蝕性測試表明，經激光熔覆納米滲入后的各種塗層耐蝕性能提高了4倍以上，同時塗層厚度、表面質量對腐蝕性能有影響。 -
The hardness and corrosion resistance were evaluated by, the anticorrosion mechanism was also discussed by xps as well. the composited content of particles in coating was high when 0. 5 % super - 3900 was added into al2o3 suspention before plating the composited content increased with the increase of al2o3 concentration in plating solution and the time of stirring before plating and increased as a peak curve with plating temperature, cathodic current density and ph value
超分散劑super - 3900加入量為0 . 5 % ，對al2o3懸浮液分散后加入時，獲得的鍍層復合al2o3含量高，並隨著鍍液中al2o3含量、鍍前攪拌時間增加而增加，鍍層中al2o3含量隨著施鍍溫度、陰極電流密度、 ph值的增加呈先增加后減少的變化。 -
The microstructures hardness grinding performances and mechanical properties of the composites have been analyzed. this paper also discusses the influences of quality ratio and mixture of different oxides to the composites " properties. at the same time, the thermodynamic principles and principles of dynamics have been studied
本文研究了四種原位反應體系： cuo al 、 cuo + sio _ 2 al 、 cuo + tio _ 2 al 、 cuo + sio + _ 2 + tio _ 2 al ，並對由這四種原位反應體系所制備的鋁基復合材料的微觀組織、布氏硬度、耐磨性能以及拉伸力學性能作了分析與檢測，討論了不同氧化物配比以及不同氧化物的混合對復合材料性能的影響，研究了氧化物與al發生置換反應的熱力學與動力學機理。 -
Quenching and tempering were chosen to strengthen the material. the quenching temperature and time were adjusted based on the hardness measurement
選擇淬火和回火作為本課題的熱處理工藝，並用硬度法確定可行的淬火溫度和保溫時間。 -
Results show that the high aluminum zinc base alloy za27 alloyed by si has an overall higher hardness and tensile strength ; mn can improve alloy ' s hardness and at the same time reduce the elongation. when the content of mn is 1. 5wt. %, the hardness of the alloy is the highest but the elongation lowest
試驗結果表明，加si的高鋁鋅基合金za27總體上硬度、抗拉強度均較高； mn的加入有助於za27合金硬度的提高，加1 . 5 mn時合金硬度最高；試驗條件下， mn的加入量超過0 . 8時，其延伸率下降，在1 . 5時達到最低值。 -
The purpose of repair and reinforcement is to improve intensity 、 hardness 、 lengthening 、 stability and enduring of the structures and components ， to meet the need of security, to improve function of employment ， to prolong the time of structures
補強與加固的目的就是提高結構及構件的強度、剛度、延性、穩定性和耐久性，滿足安全要求，改善使用功能，延長結構壽命。 -
The result showed with the increase of the acrylonitrile content, the density, tensile strength, and bending strength of the copolymer increased at the same time, while the impact strength, vicat softening temperature and hardness of the copolymer changed little
結果表明，共聚物中丙烯腈含量增加，共聚物的密度、拉伸強度和彎曲強度均相應地提高，而沖擊強度、維卡軟化溫度及硬度變化不明顯。
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