找回密码
 To register

QQ登录

只需一步,快速开始

扫一扫,访问微社区

Titlebook: Elemente der Ersten Nebengruppe; Silber · Gold, Einsc H.-W. Haase Book 1967 Springer-Verlag Berlin Heidelberg 1967 Bestimmung.Gold.Hoden.Ne

[复制链接]
楼主: Clinton
发表于 2025-3-25 05:38:10 | 显示全部楼层
发表于 2025-3-25 07:40:57 | 显示全部楼层
Nanomaterials in Environment: Sources, Risk Assessment, and Safety Aspect,, stimulating a critical reflection on the possibility of introducing the technological systems proposed in architectural practice, explaining the level of applicability of the same and identifying the main critical aspects of the processes. Such procedures are the necessary basis for delineating in
发表于 2025-3-25 12:37:46 | 显示全部楼层
Approximation algorithms for the chromatic sum,sum is NP-hard. In this article we prove that a simple greedy algorithm applied to sparse graphs gives a "good" approximation of the chromatic sum. For all graphs the existence of a polynomial time algorithm that approximates the chromatic sum with a linear function error implies P = NP.
发表于 2025-3-25 19:15:31 | 显示全部楼层
发表于 2025-3-25 23:37:05 | 显示全部楼层
Effect of Plant Growth Regulators and Additives on Indirect Organogenesis of , DCulators (PGRs) was standardized. Indole-3-butyric acid 1.0 mg/l produced the highest callusing response: 100 % in cotyledon and 95 % in internode explant. One hundred percent of shoot bud induction response with shoot number 18.0 for cotyledon and 85 % response of shoot bud induction with shoot numb
发表于 2025-3-26 02:53:36 | 显示全部楼层
Five Classics and Four Books,nal line is termed “longitude,” and the transverse line is termed “latitude.” According to Xu Shen’s . (.), as a Chinese character, “經 (.) is composed of “糸” and “巠,” respectively, pronounced as ., which means a vertical line on a loom,” and 經further obtains its extended meaning as organization or u
发表于 2025-3-26 05:02:58 | 显示全部楼层
Book 2024onmental, social, and economic developments demonstrate a world in constant flux. These ever-changing framework conditions require corresponding transformations in many different structures. This anthology takes these observations as a starting point to illuminate theoretical perspectives, methodolo
发表于 2025-3-26 12:22:55 | 显示全部楼层
Book 2002Europe‘s development into neat postwar eras? Why was the period 1945-1989 so much more stable and prosperous than 1918-1939? Has the end of the cold war changed the basis of the post-1945 settlement? This comparative collection offers some unique insights into these questions.
发表于 2025-3-26 13:09:56 | 显示全部楼层
发表于 2025-3-26 17:27:53 | 显示全部楼层
 关于派博传思  派博传思旗下网站  友情链接
派博传思介绍 公司地理位置 论文服务流程 影响因子官网 SITEMAP 大讲堂 北京大学 Oxford Uni. Harvard Uni.
发展历史沿革 期刊点评 投稿经验总结 SCIENCEGARD IMPACTFACTOR 派博系数 清华大学 Yale Uni. Stanford Uni.
|Archiver|手机版|小黑屋| 派博传思国际 ( 京公网安备110108008328) GMT+8, 2025-5-11 12:20
Copyright © 2001-2015 派博传思   京公网安备110108008328 版权所有 All rights reserved
快速回复 返回顶部 返回列表