center barrier 中文意思是什麼
center barrier
解釋
高速公路中間狹長綠草地邊上的護欄-
On the basis of one - electron hartree - fock approximation, the extended - ion method and ab initio method have been used to investigate the f center migration between f ~ - layers, br ~ - layers and from f ~ - layer to br ~ - layer. we have calculated the energy barrier of these three f center migrationes and energy of f center, exciton energy. the results of f center and exciton are in good agreement with the experimential data
本文是在單電子hartree - fock近似的基礎上採用擴展離子方法和全電子從頭計算方法，研究了bafbr ： eu ~ （ 2 + ）晶格中的f ~ -離子層間的f心遷移， br ~ -層的f心遷移和f ~ -離子與br ~ -離子層間f心遷移過程中的能量勢壘和f心基態、激發態以及激子能量，對于f心和激子的研究結果與實驗符合的很好。 -
Shaoguan is a key forest zone in china, a center of timber forest, water - source forest, natural forest and a key center of bamboo of guangdong, and an ecological barrier for the pearl river delta
韶關是中國重點林區，廣東用材林、水源林、天然林和重點毛竹基地，珠江三角洲的生態屏障。 -
We take the center of well as the origin of coordinates. we noticed that the electron ' s effective mass is different in the well and in the barrier, but did n ' t pay attention to the mismatch of the dielectric constant
33 ）量于階中心，把量子階中心選作坐標原點，考慮了在階中和壘中電子的有效質量的不同，但沒有考慮在階中和壘中介電常數的失配性。 -
As per request, it can be equipped with cotton core two - routes spraying unit to produce center protrusion cotton core lady napkin, also leakage barrier can be added
根據要求可配裝棉芯雙路鋪放生產中凸棉芯衛生巾，可補裝立體護圍面料成型。 -
The study by queensland university ' s center for marine studies, commissioned by the worldwide fund for nature, said that the destruction of coral on the great barrier reef was inevitable due to global warming, regardless of what actions were taken now
受世界自然保護基金會委託，澳大利亞昆士蘭大學海洋研究中心進行了研究，研究結果表明全球變暖對大堡礁珊瑚的破壞是「不可避免」的，無論現在再採取什麼措施都為時已晚。 -
In this paper, customer - oriented strategy is raised according to the analysis on textile consuming culture ; competitive strategy of lowest cost and differencization is advised on the analysis of advantage, risks, application of three basic competitive strategy ; functional strategy of international market for demian group is proposed as well, to take homeland as a business center while carrying out transnational business ; set up branches and agencies in developed countries to enchant export and make direct investment in developing countries thus products made there can be sold local to reduce cost and avoid trade barrier via the marketing competition and functional strategy of overseas investment to realize competitive strategy
文中對企業的內外部環境進行了分析，重點分析入世對紡織企業的影響、德棉集團的競爭優勢和存在的劣勢；通過對紡織品消費文化的分析，確立德棉集團應樹立需求為導向的戰略構想；對三種基本競爭戰略的優勢、風險、適用途徑進行分析，德棉集團應採用低成本、差異化競爭戰略；並論述德棉集團國際市場的職能戰略：在地域上以母國為中心，開展跨國經營。在市場進入和投資方式方面，對發達國家設立分銷機構、辦事處，加強出口貿易。對發展中國家直接投資辦廠，生產后海外銷售，可降低成本和迴避貿易壁壘。 -
English superstar david beckham, brought to the los angeles galaxy to preach the gospel of football to us sports fans, may have to overcome a language barrier to get the message across. beckham, who acquired a of spanish in four years with real madrid, told some 5, 000 fans at the galaxy ' s home depot center that he was looking forward to the challenge of making the game " as big here as it is everywhere around the world.
在皇馬效力了四年的小貝對西班牙語略知一二，他在銀河「家得堡」體育中心對約五千名球迷說，他正期待著新的挑戰，那就是提高足球運動在美國的影響力，使其在美國與在世界其它地區同樣受關注。
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