【摘 要】
：
The upgrade of the HIRFL post-beam line is being done. The vacuum system of the beam-line is mainly made up of the vacuum chambers, vacuum pipes, bellows, ion
【出 处】
：
IMP & HIRFL Annual Report
论文部分内容阅读
The upgrade of the HIRFL post-beam line is being done. The vacuum system of the beam-line is mainly made up of the vacuum chambers, vacuum pipes, bellows, ion pumps and valves etc. After the upgrade, most of the old vacuum devices will be reused except that a few is new. These old vacuum devices consist of 21 chambers, 22 pipes, 21 bellows, 31 ion pumps and 28 valves. The total surface area cf the old vacuum chambers and pipes is about 1.2×10-6 cm2. They were contaminated by oil vapor seriously, so, the vacuum cleaning for
The upgrade of the HIRFL post-beam line is being done. The vacuum system of the beam-line is mainly made up of the vacuum chambers, vacuum pipes, bellows, ion pumps and valves etc. After the upgrade, most of the old vacuum These old surface areas cf the old vacuum chambers and pipes are about 1.2 × 10- 6 cm2. They were contaminated by oil vapor seriously, so, the vacuum cleaning for
其他文献
对中国药典（１９９５年版）收载的王不留行及３种王不留行的地区习惯用药：薜荔、拔毒散、黄海棠进行了组织和粉末鉴别，绘制了组织图，并附有摘要检索表。
Pharmacopoeia (1995 edition) colle
作为抗老龄化研究的一环,对促进胶原合成延缓衰老进行了研究。过去曾用甲醛
As part of the study on anti-ageing, research has been conducted to promote collagen syn
用放射免疫分析法及动、静脉旁路丝线血栓形成法观察了三七粉及其复方制剂( 三七、琥珀、人参) 对大鼠血浆TXA2 、PGI2 水平和体内血栓形成的影响,结果表明,三七复方制剂能非
牛蒡子系菊科植物牛蒡(Arctium lappa)的干燥成熟果实,传统用于治疗感冒、咳嗽、粘痰、麻疹、风疹、咽炎、流行性腮腺炎、丹毒及疼痛。本次搜集了中国15个省22个地区的40种
由中国包装协会和上海锦顺展览服务有限公司主办的“上海国际包装(作业)机械展”将于2002年11月19-22日在上海国际展览中心隆重举行。此届展会在各相关行业的支持下报名参展
２０００年 ８月 ２１日下午 ５点左右，山东省威海市交警支队指挥中心“１２２”值班室接到一个奇怪的电话，话筒里传出的不是报警声，而是胡言乱语及嬉笑声。“简直是胡闹！”值班民警拍案而起。根据屏幕
我上网的目的非常单纯，是和 自己相恋８年，现在却分处两地的 男朋友互诉衷肠。之所以不用其他 方式，是因为写信浪费时间，而电 话又浪费金钱。写信等待的时间大久，热情往往会被押长，最
目的：对国产红豆杉愈伤组织中的ｓｉｎｅｎｘａｎｓ高产细胞系进行选择及培养，为半合成类紫杉醇抗癌药提供充足的前体化合物。方法：红豆杉培养细胞采用平板培养及二分法继代培养，应用高效液相色谱法
目的：研究桂枝茯苓丸加减方在脑缺血及再灌注模型中血清及脑组织中谷氨酸（Ｇｌｕ）、天冬氨酸（Ａｓｐ）、甘氨酸（Ｇｌｙ）、γ氨基丁酸（ＧＡＢＡ）的变化。同时测定用药前后脑组织中Ｃａ２＋水平变化及脑水肿的程度。方法：氨
目的:为健胃消食片提供质量控制方法。方法:采用显微鉴别法、薄层色谱法对制剂中的山药、陈皮、山楂进行了定性鉴别。结果:显微结构清晰易察;薄层色谱斑点清晰。结论:本文对