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- Mandelyltropeine HBr 氢溴酸后马托品[抗胆碱药]
- If you haven’t seen HBR lately, you owe yourself a look. 如果您还没有看过这本杂志,建议您一定要看一看。
- The recycling and utilization of by-product HBr was introduced. 对副产物溴化氢的回收和应用也作了论述。
- A series consist of normal chips(HBN) and auto-reset chips(HBR). 现有普通B片(HBN)和连供A片(HBR)两种。
- Rockart, J. F. "Chief Execs Define Their Own Data Needs." HBR (Mar-Apr. 1979). Reprint # 79209. 首席执行官定义他们自己的数据需求.;〉《哈佛商业评论》(1979年3-4月刊)
- Semler, R. "How We Went Digital Without a Strategy." HBR (Sep-Oct 2000): reprint #R00511, 51-58. 我们如何在没有策略下进行数位化>,刊于《哈佛商业评论》,2000年9月-10月:再版%23R00511,第51-58页。
- Emodin was synthesized by demethylation of physcion.Three catalysts of demethylation,AlCl3,H2SO4 and HBr,were compared. 目的与方法将大黄素甲醚脱甲基制备大黄素,对以三氯化铝、浓硫酸、氢溴酸作为催化剂的3种方法进行比较。
- Theoretical calculations of Einstein spontaneous emission coefficients for HBr molecule[J]. 引用该论文 张维安;王红岩;华卫红;袁圣付.
- The adsorptivity of N503(N, N di(sec octyl) acetamide) levextrel resin to cadmium in HBr and NaBr-H 2SO 4 media has been studied. 研究了N503(N,N?二仲辛基乙酰胺)萃淋树脂在氢溴酸、硫酸-溴化钠体系中对镉的吸附性能。
- Emodin was synthesized by demethylation of physcion.Three catalysts of demethylation, AlCl3, H2SO4 and HBr, were compared. 摘要目的与方法将大黄素甲醚脱甲基制备大黄素,对以三氯化铝、浓硫酸、氢溴酸作为催化剂的3种方法进行比较。
- HBR is a publication of Harvard Business School Publishing (hence “HBSP”), a globally reputable top-notch commercial publisher. 哈佛商学院出版社(简称HBSP)是全球顶尖且拥有高度权威地位的商业出版社,HBR是其出版发行的重要刊物之一。
- HBR has stood out from the crowd as the best source of new ideas for those who are creating, leading and transforming business. 如今,被业界誉为“管理圣经”的HBR已成为一个全球性的高级管理平台,其权威地位是任何一家同类杂志所难以企及的。
- The optimal catalyst was HBr with a highest selectivity and yield of 95.67%.The structure of emodin synthesized was characterized by 1H-NMR and EI-MS. 结果与结论3种方法中;采用氢溴酸作催化剂的反应选择性最高;收率达到95.;67%25;产物结构经1H-NMR和EI-MS确证。
- From the point of quality factor of human resources,this paper put forward two new concepts:HBR and Human Brainpower Capital(HBC). 本文从人力资源质量因素的视角提出了人才智力资源、人才智力资本的新概念。
- Rooted in long-standing HBR tradition, HBRC is committed to its mission of creating management ideas and leading management practices. 除发行期刊杂志之外,我们还通过文章重印、案例精选、经典文章选、管理论坛等各种渠道不断提升整合传播力。
- Of the 2,211 HBR subscribers polled, 52% said that restrictions on the numbers of flights they take for business would hurt their business. 在2211位参与投票的读者中,有52%25表示,减少商务旅行于公司有害。
- Our main products focus on anti-cancer medicine APIs, including paclitaxel, docetaxel, 10-hydrocamptothecin and galantamine hbr etc. 公司主要以加工和经营高品质的抗肿瘤原料药中间体为主,包括紫杉醇系列和喜树碱系列等10余种产品,设备先进,技术领先。
- The heterogeneous catalytic synthesis of 1 bromododecane from ROH and HBr is studied .The experiment is carried out with 717 anion exchange resin as catalyst . 实验研究了溴代十二烷的异相催化合成(反应是以十二醇和氢溴酸为原料,在预处理后的717阴离子交换树脂催化剂作用下进行的)。
- Founded in 1922, Harvard Business Review (hence “HBR”), a signature publication of Harvard Business School, is among the most acclaimed business magazines in the world. 简称HBR)创刊于1922年,是哈佛商学院的标志性刊物,也是全球顶尖的管理杂志。
- At room temperature and atmospheric pressure, using O2 as an oxidant, HBr and tert-butyl nitrite as catalysts, selective oxidation of a broad range of sulfides was achieved. 摘要在常温常压下,以氧气为氧化剂,溴化氢和亚硝酸叔丁酯为催化剂,高选择性地催化氧化了一系列硫醚。