線熱脹系數 的英文怎麼說
中文拼音 [xiànrèzhàngxìshǔ]
線熱脹系數
英文
coefficient of linear thermal ex-pansion-
Treating the anharmonic terms of potential energy as perturbations, and employing the formulas for atomic displacements and hamiltonian in phonon occupation number representation, the formulas for thermal expansion coefficients of crystal nano - wires are derived and the numerical calculations are carried out in this paper
摘要將原子間相互作用勢的非諧項作為微擾,運用聲子數表象中的晶格原子振動位移和晶格振動哈密頓公式,推導了納米晶體線的熱膨脹系數公式,並進行了數值計算。The relations between relative measurementerror resulting from temperature and heat distensibility coefficient of coil ’ s framework andwindingcoilwerecarriedout. theinfluenceofelectromagnetisminterferenceontheaccuracyof rogowski coil, as well as the effect of temperature on integraph, were studied. somemeasures based on the above investigating results were proposed to insure the precision ofrogowski coil sensor head, such as the selection of materials and facture methods, improvment of technics and design of additional compensation
利用建立的rogowski線圈的數學模型對溫度和外界干擾磁場的影響進行了分析,得出了溫度造成的相對誤差與線圈骨架和繞組線圈熱膨脹系數之間的關系;從兩個方向上分析了干擾磁場對線圈精度的影響;分析了溫度對積分器的影響等。The measuring element of the bimetal thermometer is a quick reacting bimetal coil. it is manufactured from two cold - welded metal strips with different thermal expansion coefficients and rotates in proportion to temperature
雙金屬溫度計的測量元件是一個快速反應雙金屬線圈,由兩根不同熱膨脹系數的金屬條冷焊在一起,根據溫度比例旋轉。Model sywly - 75 physics high to foam polyethylene insulating, aluminum pipe other conductor coaxial cable suitable for catv backbone project, its interior conductor adopt bastion of iron make aluminium, other conductor adopt aluminum pipe, the two have the same hot coefficient of expansion and modulus of elasticity, woods reduce in cable conductor draw the troubles that are led to the fact
Sywly - 75型物理高發泡聚乙烯絕緣、鋁管外導體同軸電纜適用於catv主幹線工程,其內導體採用銅墻鐵壁包鋁,外導體採用鋁管,兩者具有相同的熱膨脹系數和彈性模數,林減少了由電纜內導體拉拔所造成的故障。Test method for linear thermal expansion coefficient of fiber reinforced metals
纖維增強金屬線性熱膨脹系數的試驗方法Natural stone test methods - determination of linear thermal expansion coefficient
天然石料試驗方法.線性熱膨脹系數的測定Natural stone test method - determination of linear thermal expansion coefficient
天然石料試驗方法.線性熱膨脹系數的測定Agglomerated stone - test methods - determination of linear thermal expansion coefficient
燒結石料.試驗方法.線性熱膨脹系數測定Testing method for linear thermal expansion coefficient of plastics by thermomechanical analysis
用熱機械分析法測定塑料線性熱膨脹系數的測試方法Natural stone test methods - determination of linear thermal expansion coefficient ; german version en 14581 : 2004
天然石料試驗方法.線性熱膨脹系數的測定Measuring method of the linear thermal expansion coefficient for low expansion glass by laser interferometry
用激光干涉法檢測低膨脹玻璃的線性熱膨脹系數的測量方法Agglomerated stone - test methods - part 11 : determination of linear thermal expansion coefficient ; german version en 14617 - 11 : 2005
燒結石料.試驗方法.第11部分:線性熱膨脹系數測定Glass - determination of coefficient of mean linear thermal expansion
平均線熱膨脹系數的測定Testing method for average linear thermal expansion of glass
玻璃平均線性熱膨脹系數的測試方法Test method for linear thermal expansion of high performance ceramics
工程陶瓷線熱膨脹系數試驗方法08. 01 test method for coefficient of linear thermal expansion of plastics
塑料線性熱膨脹系數測試方法Coefficient of linear thermal expansion
線性熱脹系數Glass. the method for measuring coefficient of mean linear thermal expansion
玻璃平均線性熱膨脹系數試驗方法As the content of vermiculite minerals was about 3 %, the impact strength ( nick ), the flexural strength and the heat distortion temperature ( hdt ) of the nanocomposites all were the lowest and decreased 21 %, 28 %, 3c, respectively. compared with those of the polybenzoxazine ( bisphenol a type ), its thermal expanded coefficient ( tec ) was 3. 4 % bigger than that of the polybenzoxazine ( bisphenol a type )
雙酚a型ben蛭石納米復合材料的力學性能和熱性能表現出明顯的結構特徵,普遍地低於純樹脂的性能數值,而優于雙酚a型ben金雲母復合約zi和zs 「熱變形溫度dt )低約3 ,線膨脹系數高約3The modified epoxy resin materials with hg and hgh have first been preformed. properties test results show that the electricity properties and heat distortion temperature are improved by addition of hg or hgh in the epoxy resin materials, and the materials containing hg or hgh have lower linear thermal expansion coefficiency compared with neat epoxy resin
首先通過共混技術,分別用普通硅微粉和活性硅微粉制備出填充改性環氧材料,實驗結果表明,填充改性后,耐熱性和電性能明顯提高,線膨脹系數顯著降低。分享友人