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- It is a fact that no structural material is perfectly elastic. 事實(shí)上沒(méi)有一種結構材料是十全十美的彈性體。
- A body that recovers completely and resumes its original dimensions is said to be perfectly elastic. 完全恢復并復原到原始尺寸的物體稱(chēng)為完全彈性體。
- The result is that multi-point forming with the elastic medium can limit the happening of dimpling and wrinkling. 結果表明，使用彈性介質(zhì)可以顯著(zhù)地抑制壓痕和起皺的發(fā)生。
- The seismic velocity and source function of homogeneously elastic media are inversed jointly by adopting Hybrid GA . 本文使用遺傳算法對均勻彈性介質(zhì)進(jìn)行波速和震源函數的聯(lián)合反演。
- From an earthquake source within an elastic medium, both types of body waves will propagate outward into the medium. 這兩種體波將從彈性介質(zhì)中的震源出發(fā)，向外傳播到介質(zhì)中去。
- The basic theory of the method--that of a rigid inclusion in an elastic medium--has been developed by several investigators. 這種方法的基本理論--彈性介質(zhì)中的剛性包體理論是由若干研究工作者發(fā)展的。
- Characteristic s and appl icati on of roll-bend fOrming technique using elastic medium have been intro -duced. 介紹了利用彈性介質(zhì)進(jìn)行滾彎成形技術(shù)的特點(diǎn)和應用。
- Section 6. 13 contains the treatment of an initial-value problem for the axisymmetric motion of infinite elastic medium. 第6?13節中包含對無(wú)窮大彈性媒質(zhì)的軸對稱(chēng)運動(dòng)的初值問(wèn)題的討論。
- Their solution can be obtained from the solution of the corresponding crack problems in elastic medium because of the analogic forms of these two kinds of BIE. 基于這些積分方程和相應的彈性介質(zhì)中裂紋的不連續位移邊界積分方程的相似性，將二維壓電介質(zhì)中直線(xiàn)裂紋（或共線(xiàn)裂紋群）的分析問(wèn)題轉化成彈性介質(zhì)中的裂紋問(wèn)題。
- Biot(1956) established a fundamental theory of acoustic wave propagation through a fluid saturated porous elastic medium. 1956年Biot提出流體飽和多孔介質(zhì)聲傳播理論，奠定了該聲學(xué)分支的理論基礎。
- Upon the interface of homogenuous isotropic elastic media the incident longitudinal wave produces the reflected longitudinal (P-P) wave and upgoing converted shear (P-SV)wave. 在均勻各向同性介質(zhì)的分界面上入射縱波時(shí)，除產(chǎn)生縱波反射P-P波外，還會(huì )產(chǎn)生轉換橫波的反射P-SV波。
- "Ultrasonics: Vibrational or stress waves in elastic media that have a frequency above 20 kilohertz, the highest frequency of sound waves that can be detected by the human ear. 超音波:彈性介質(zhì)中的應力波，其頻率在2萬(wàn)赫以上，最高頻率超出人耳可聽(tīng)聞的聲波頻率。
- Using numerical value test based on the wave velocity function of the transverse isotropic elastic medium, the two effects are validated. 從橫觀(guān)各向同性彈性介質(zhì)的波速方程出發(fā)，通過(guò)具體的算例對這兩種特征進(jìn)行了較好的理論分析。
- By interaction between ultrasonic waves and elastic medium, it has carried much information of material, which are received in the form of ultrasonic echo signals. 它是利用超聲換能器的振動(dòng)產(chǎn)生的超聲波與彈性介質(zhì)相互作用,從而攜帶大量有關(guān)材料性能的信息,這種信息以超聲回波信號的形式被接收到。
- By treating the rock as the transverse isotropic elastic medium and using numerical test of the wave velocity function, the property is theoretically validated. 基于橫觀(guān)各向同性彈性介質(zhì)的波速方程，還進(jìn)一步通過(guò)具體算例對這特征進(jìn)行較好的理論分析。
- You needn't labor a point that is perfectly plain. 這點(diǎn)很明顯，你用不著(zhù)講個(gè)沒(méi)完。
- The curtains blend in perfectly with the furniture. 窗簾(的顏色)跟家具(的顏色)十分和諧。
- He can imitate his teacher perfectly. 他能維妙維肖地模仿他的老師。
- In this paper, the numerical simulation between using the elastic medium and not using the elastic medium is carried out to analyze the multi-point forming process, and the analysis on the dimple and the wrinkle defects is proposed. 本文對使用彈性介質(zhì)和無(wú)彈性介質(zhì)的多點(diǎn)成形過(guò)程進(jìn)行數值模擬，分析成形過(guò)程中產(chǎn)生的壓痕和起皺現象，并對上述缺陷的不同影響因素進(jìn)行了模擬研究。
- The artist had rendered her gentle smile perfectly. 該藝術(shù)家把她那溫柔的笑容表現得惟妙惟肖。
