鋪展系數 的英文怎麼說
中文拼音 [pūzhǎnxìshǔ]
鋪展系數
英文
spreading coefficient-
In addition to electrical and electronics goods, the " best " flagship store will have several zones dedicated to niche products : a home theatre section with high - end audio - visual equipment ; a hi - tech hi fi section showcasing premium - brand audio equipment ; and an hdtv section, where customers can experience the ultimate in high - definition tv. another unique feature of the store will be a special relaxation area designed to enrich the customer shopping experience. mr chu ip pui, executive director, kerry real estate agency limited, noted at the signing ceremony : " best is not only a new tenant of megabox, but also our best partner for tapping the huge market potential for a better quality of life through the application of quality electrical and electronics products
Megabox的香港最好電器店內除了傳統電器電子產品外，店鋪內特別劃分了多個專區，包括頂級家庭影院專區home theatre section ，展示一系列先進的影音設備，將家居提升成為豪華私人影院，滿足星級的視聽享受另有高科技喇叭音響系統專區hi - tech hi fi section ，網羅各地名牌音響產品此外更配合數碼廣播時代的來臨，特設具備高清顯示器材的電視機專區hdtv section ，讓顧客現場享受最優質的畫音電視節目此外，店內亦首創設置顧客憩息區，讓顧客可以在閑適的環境中，細意挑選及欣賞各種先進電子產品，盡情享受整個購物體驗。In this research, fatigue life of laminate composite is predicted phenomenologically, dealing mainly with in - plane stresses without accounting for out - of - plane failures such as delamination. fatigue modulus is used as a physical parameter which helps to describe the basic fatigue behaviour of unidirectional laminates and obtain expressions for cumulative damages defined by strains. based on some typical fatigue test data for unidirectional composite laminates, a cumulative fatigue damage model is presented for predicting the fatigue life of multidirectional laminates with arbitrary stacking sequence under complicated fatigue loadings
本文以碳纖維/樹脂基t300 / qy8911層壓結構為研究對象，從唯象的觀點出發，以疲勞模量為參量構造損傷函數，基於幾組最典型的單向板疲勞試驗數據，建立單向板在多軸循環應力作用下的疲勞壽命模型，並以此為基礎，發展同種材料體系的任意鋪層形式的多向層壓板在復雜循環載荷作用下的疲勞壽命預測方法。Look back generally to elaborate the development and present situation of the stress - strain model of soil. according to a great deal of data of the test and research of zipingpu reservoir concrete faced rockfill dam ' s material, suggest the more reasonable stress - strain - volume change equation to contain strain softening, dilatancy ( shrinkage ) of the no viscous moraine and gravel. suggest the method to gain the model ' s parameter
較全面回顧闡述了土體本構模型的發展和現狀，根據紫坪鋪面板堆石壩築壩料的大量試驗研究，提出相對合理的應力應變關系方程，以反映土體的應變軟化、剪脹性，並提出模型參數的求取方法，求取模型參數。The paper summarizes the development of the control technology of paver ' s vehicle system ; discusses the feasibility of the plc application to vehicle system ; calculates and examines the working resistance and power of the control system as well some concerning parameters of the hydraulic system ; builds the driving system velocity characteristic ; accomplishes the hardware design and the software design according to the functional requirements of vehicle system and the features of plc ; adds the pid compensation to the closed circuit velocity control ; sums up the mathematic model of hydraulic pump - motor system and defines the controller parameters ; in the end, the simple dynamic simulation basing on the control system model and the simulative test are carried out to testify the reasonableness and the feasibility of the designed plc control system
本文總結了攤鋪機行駛控制技術的發展，討論了plc應用於行駛系統的可行性；計算和校驗了控制系統工作阻力、功率及液壓系統有關參數；建立了行駛驅動系統的速度特性；結合行駛系統的功能要求及plc的特點，完成了控制系統的硬體設計和軟體設計；對其速度閉環控制，引入了pid校正環節；歸納了液壓泵?馬達系統的數學模型，確定了控制器的控制參數；最後對控制系統模型進行了簡單的動態模擬和plc模擬試驗，初步證實了控制系統設計的可行性和合理件。分享友人