maximal density 中文意思是什麼
maximal density
解釋
最大密度-
We acquired the system ' s dynamic response when the satellite attitude was adjusted and the mode of the antenna. then modal analysis and dynamic analysis have been done to the satellite - antenna system by using the finite element analysis ( fea ) software of ansys. through the analysis we got the system ' s connatural characteristic, the amplitude - frequency characteristic of harmonic response, the power spectrum density of random vibration response, the maximal amplitude and resuming time of impact response
其次藉助ansys有限元分析軟體，對系統進行了模態分析和動力學響應分析，獲得了不同天線結構參數下的衛星?天線系統的固有特性，簡諧響應的幅頻特性，隨機振動響應的功率譜密度，以及沖擊響應的最大幅值和恢復時間等。 -
In the paper, through the compaction test, the optimum moisture content and maximal dry density of aeolian sand are determined
本文通過擊實試驗，確定了風積沙的最佳含水量和最大幹密度。 -
Soils : investigation and testing - determination of minimal and maximal density of cohesionless soils
土壤.調查與試驗.砂性土最大和最小密度測定 -
Bivalve density in east tangsun lake was maximal while that in niushan lake and longgan lake were minimal. insect density in east tangsun lake was maximal but that in huang lake was minimal, and the differences of them among three lakes were distinct ( p 0. 05 ). zoobenthic density in east tangsun lake was maximal but that in huang lake was minimal, and the difference in two lakes was distinct ( p < 0. 05 )
在密度方面，寡毛類以龍感湖最高，牛山湖最低，且兩湖差異顯著（ p 0 . 05 ） ；牛山湖螺類明顯比其它三個湖湖泊高（ p 0 . 05 ） ；雙殼類以東湯孫湖最高，牛山湖和龍感湖最低；水生昆蟲以東湯孫湖最高，黃湖最低，且東湯孫湖與龍感湖和黃湖差界顯著（ p 0 . 05 ） ；底棲動物總密度以東湯孫湖最高，黃湖最低，且兩湖差異顯著（ p 0 . 05 ） 。 -
According to the data of besting experiments, the paper analyses the relationship between the optimal water content and the quantity of added lime, analyses the relationship between the maximal dry density and the quantity of added lime
從擊實試驗的結果得到石灰土最佳含水量與摻灰量的關系，最大幹密度與摻灰量的關系。 -
According to the data of beating experiments, the paper analyses the relationship between the optimal water content and the quantity of added lime, analyses the relationship between the maximal dry density and the quantity of added lime
從擊實試驗的結果得出了石灰土最佳含水量與摻灰量的關系，最大幹密度與摻灰量的關系。 -
The in - plane equivalent elastic modulus and tensile strength of stitched composite laminates are studied, and it ' s found that the in - plane equivalent elastic modulus decreases with the increase of stitch density, stitch thread diameter, maximal misalignment angle and the distortion width, and the range is about 5 %. the tensile strength of stitched composite laminate increases with the increase of stitch step and decreases with the stitch space. the
研究結果表明：隨著縫紉密度、縫紉線直徑、最大纖維偏轉角和縫紉變形區寬度的增加，縫紉復合材料層合板面內等效模量逐漸降低，最大降幅一般在5 %左右；縫紉復合材料層合板的拉伸強度隨縫紉針距的增加而增大，隨縫紉行距的增加而降低，因此縫紉密度對拉伸強度的影響程度要看具體的縫紉針距和行距。 -
Raised the idea of constructing hybrid capacitor with a battery based positive electrode and a capacitor based negative electrode, experiment proved that a hybrid supercapacitor with a manganese dioxide based positive electrode and an activated carbon based negative electrode showed very good performance, double electrode specific capacitance could be enhanced to 95. 7f / g, that is 2 ~ 3 times that of the carbon based supercapacitors. furthermore, the maximal voltage of a single cell could be expanded to 1. 5v, as a result, the energy density could be ten times higher than that of a carbon based supercapacitors
本論文中我們提出了將電池哈爾濱工程大學碩士學位論文的正極與電容器的負極結合成混合超級電容器的構想，並成功實現了二氧化錳正極和活性炭負極的組合，構成的錳碳混合超級電容器雙電極比容量可達到95 . 7f / g ，比活性炭超級電容器提高了2一3倍，單體工作電壓可以高達1 . 5v ，從而使能量密度提高到碳基超級電容器的十倍。 -
The redox of v ( ) / v ( ), v ( ) / v ( ) couple on the graphite displayed one electron quasi - reversibility. it is proved that trace in3 +, sb3 + can inhibit cathodic hydrogen evolution during the charge process by increasing the hydro - gen overvoltage in addition that sb3 + is a stabilizing / kinetic enhancing ion. during the charge / discharge process, cross - mix and self - discharge rarely happened. the maximal energy density of the lab - level vanadium battery is 21 wh / kg. the capacity efficiency of the lab - level vanadium battery is as high as 94. 7 %
釩電池充電末期，會發生水的電解反應，痕量銦離子的加入提高了析氫過電位，抑制了充電過程中負極氫氣的析出；銻離子的加入不僅可以抑制氫氣的析出，還提高了正極反應速率，增強了正極表面的穩定性。實驗中得到的最高質量比能量為21wh / kg ，充放電過程中僅有極少的交叉混合和自放電發生，自製釩電池的容量效率可高達94 . 7 % -
( 3 ) there are many flaws in direct laser metal sintering, such as the high remnants stress, micro - hole and micro - crack in sintering parts. in order to solving those problems, the programming of scanning paths is put forward, and several parts are prepared with different scanning paths respectively. the following conclusion is educed : the parts produced with short - side scanning path and same scanning direction have the minimum structure, the rigidity of parts prepared by short - side and same direction scanning path is highest, and the density of parts produced with the vertical scanning path is maximal
（ 3 ）針對採用大功率激光直接燒結鎳基高溫合金成形金屬零件存在的問題，如較大的殘余應力，製件中存在著微裂紋、微孔洞等缺陷，初步提出掃描路徑的規劃，並採用幾種不同的掃描方式進行燒結試驗，發現採用短邊掃描路徑和同向掃描能夠獲得更加細小和分佈均勻的組織結構，採用短邊同向路徑制備的試樣其顯微硬度最高，而採用變向掃描（垂直）路徑制備的試樣緻密性最好。 -
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的骨丟失率最大，達13 % ；骨小梁減少、變細，連接中斷，骨小梁表面有吸收陷窩；腰椎壓縮強度和股骨力學性能均下降，前者更明顯，腰椎最大壓縮力下降率達33 . 32 % 。 -
Lerr is obtained through tracing the variety of elastic energy density of each element and recording the maximal fluctuation when brittle failure happens during numerical calculation
該指標的實現是通過在數值計算中追蹤每個單元彈性能量密度變化的全過程，記錄單元發生脆性破壞前後的彈性能密度差值，得到單位體積巖體突然釋放的彈性能量。
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