As one of Shakespeare’s finest tragic dramas,King Lear features endless good and evil,joy and sorrows,which constitute ......

We present in this work a new mathematical model to analyze and evaluate optical phenomena occurring in the nonuniform o......

引言據報道,“殲十”飛機爲我國自主研發的主力戰機。中航工業集團成都飛機工業公司爲“殲十”飛機的研發單位,對“殲十”飛機的圖......

Import of New and High-tech Products Increases Rapidly The proportion of new and high-tech products in the total import......

The hydrogen-induced cracking (HIC) behavior of X80 pipeline steel was studied by means of electrochemical charging, hyd......

本文叙述了牌楼的由来，牌楼的种类，牌楼的功能及牌楼的外形类型，重点论述了三间四柱九楼木牌楼的比例，尺度及其构成规则，并对多个案例之......