原子向量格 的英文怎麼說
中文拼音 [yuánzixiàngliánggé]
原子向量格
英文
atomic vector lattice-
Atomic vector lattice
原子向量格Our company purchases film - grade virgin recycled polythylene ldpe, hdpe, lldpe in a large quantity at all times, the annual demand of which exceeds 150, 000 tons. and the purchase department of our company are looking for a long term cooperation partners who have a good faith and can supply us raw material steadily and directly with a well price
本公司常年大量收購吹膜用高低壓聚乙烯ldpe hd pe lldpe ，各色聚乙烯破碎料香菇和木耳袋再生粒子，年需求量在15萬噸以上，長期尋求國內外大中型石化企業或其直接設立的分公司和辦事處原料貿易公司或個人等以優惠價格直接向本公司供貨。Abstract : in this paper, the proving of the generalized variational function ， of elastic and plastic contact problem is simplified by use of the vector analysis method
文摘:用拉格朗日乘子法，利用向量分析的工具及巧妙的變換，對帶摩擦約束的彈塑性接觸問題的變分不等原理進行了嚴格的證明。
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