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The study indicates that the Pb and Zn ore-forming elements probably come from the basement rocks; The initial Pb isotope could be derived from the crust-mantle mixing in the erogenic belt; sulfur isotope composition is enriched in heavy sulfur that may have come from the seawater sulfate in the synchronous sedimentation; the ore is characterized with REE enrichment, obvious fractionation of LREE and flat-pattern of HREE; ore-forming media is thermal brine fluid; both mineralization temperature and pressure are low; the metallogenic epoch is probably in late Dengying epoch of Sinian period.

研究表明,基底岩系可能为成矿元素Pb、Zn的主要来源;原始铅主要来源于壳幔棍合的造山带;硫同位素富集重硫,可能主要来源海水硫酸盐;矿石中稀土元素富集,轻稀土分异较明显,而重稀土分异不明显;成矿流体推测为热卤水性质,成矿温度为中低温,具有低压浅成成矿特点;矿床形成的初期应始于震旦纪灯影世晚期

The eruptional intensities were strong at the two ends that turned to calderas at a later time.

火山口位于该区的中部,属于裂隙式喷发,弧形裂隙的两端喷发强度大,并在晚期形成了破火山口。

Study shows that environment evolution and eustatic change of Holocene in this area may be divided into 6 stages:① early stage of early Holocene, 9 100~10 900 aBP,when sea level was low and this area was an oxidizing environment or oxidizing-reducing transition environment;② late stage of early Holocene, 8 000~9 100 aBP, sea-level rising,...

研究表明,本区全新世环境演化分为6个阶段:①早全新世早期,10900~9100aBP,海平面较低,尚未淹没本区,为近岸氧化环境或氧化—还原过渡环境;②早全新世晚期,9100~8000aBP,海水上涨,本区时淹时退,为浅海或潮坪环境,生物钻孔发育;③中全新世主体,8000~4150aBP,海平面快速上升,完全淹没,Fe2+/Fe3+介于0.7395~1.9123之间,为全新世中最高段,表明还原程度强、全球气候变暖;④中全新世后期,4150~2850aBP,海水有所下降,仍为浅海环境,Fe2+/Fe3+较高,多在1.0以上;⑤晚全新世,2850~1310aBP,海平面进一步下降,本区时常暴露,其中2150~1310aBP以还原环境为主,为潮下带,2150~2850aBP以氧化—还原过渡环境为主,为潮间带;⑥1855AD以来,海平面基本稳定,稍有上升,为现代黄河三角洲沉积时期。本区全新世至少存在5期冷热交替的旋回性气候变化。

Results:Thirty-one patients were evaluable for efficacy. The overall response rate was 58% and the complete response rate was 16.1%.

对无手术机会及术后复发转移的晚期患者,化疗是主要治疗手段之一。

Objective To evalue the efficacy and side effects of Paclitaxeland Gemcitabinerespectively combined with cisplatin on advanced nonsmall-cell lung cancer.

目的 评价紫杉醇与顺铂及吉西他滨与顺铂联合治疗晚期非小细胞肺癌的疗效及毒副反应。

Exairesis isimportant therapeutic tool, but it leads to toxicity of chemo-therapy, shiftand high recurrent after operation for moderate advanced patients.

手术切除是其重要的治疗手段,但中晚期患者术后转移或复发率高,化疗毒性反应大。

The purpose of this dissertation is not to give an all-round study of the Reformation thoughts, but to exposit the different religious thoughts of the two great men in the 16~ century, Desiderius Erasmus and Martin Luther, in the background of the religious thoughts in the Later Medieval Age .

本论文不是要对宗教改革思想做出一种全面性研究,而是将两个16世纪的思想伟人:德泽德里·伊拉斯谟与马丁·路德放在中世纪晚期宗教思想的背景中,比较地呈现这两个人关于宗教改革思想的差别。

The most widely used one is Laser-induced choroidal neovascularization, which represents the late severe stage in the exudative form of AMD.

其中应用最广泛的是激光诱导脉络膜新生血管的形成,即渗出性AMD的晚期阶段。

The standing bird shapped pottery with featherlike decoration recently discovered at Dawenkou culture site in Anhui is an ancestor workship totem of the Dongyi people.

&祖&。新近安徽蒙城尉迟寺遗址发现的大汶口文化晚期的立鸟陶器,实即带有茅草或羽状装饰的陶祖,是东夷人祖先崇拜的产物。

At present,these sandstones are at the late A period of the early diagenetic stage(Ro=0.8%,T=70℃-90℃),and their diagentic fabrics are controlled by the acidic diagenetic environment, resulting in widespread dissolution of feldspathic grains and well developed quartz overgrowth.

砂岩目前处于早成岩阶段B期的晚期,Rt,为0.8%,温度在70℃~90℃,成岩组构特征受酸性成岩环境控制,因此长石类易溶颗粒普遍发生溶蚀作用,石英次生加大发育。

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