来源

The teaching contents that teachers reported in recent two years were the harm of drug (43.3%), nontransmission routes of HIV/AIDS (42.9%) and so on. Present modes in HIV/AIDS education were making propaganda and exhibition boards (42.9%) and providing learning materials (32.0%). The suitable teaching methods were expert lectures (67.1%), providing learning materials (58.0%) and specific course (55.0%). Teachers' knowledge was mainly from mass media, but less in expert lecture or consultation (42.4%) and college education.

所调查的高校教师在最近2 a讲授过的主要内容是毒品的危害（43.3%）和日常生活不传播艾滋病的途径（42.9%）等，目前授课的主要形式多为办宣传栏或展板（42.9%）和发放资料（32.0%）；认为比较合适的教育形式为专家讲座（67.1%）、发给学生资料（58.0％）和学校开设专门的课程（55.0%）等；教师艾滋病知识的主要来源是媒体，而学校来源的专家讲座与咨询（42.4%）和大学教育（18.6%）较少。

The present paper deals in detail with the origin, dynamics, geochemistry and physicochemistry of the ore-forming fluids, in combination with the origin of ore-forming matter, gold behaviour in the ore-forming fluids, equilibrium and unstability-precipitation in the course of migration on the basis of mineral composition and mineralization, alteration and ore-controlling factors of the representative gold deposits hosted in the Ailao Mountains ophiolitic melange belt, Yunnan.

笔者通过哀牢山蛇绿混杂岩带典型金矿床的物质组成、成矿规律、蚀变及控矿作用的研究，对哀牢山金矿带的成矿流体来源，成矿流体动力学、地球化学及物理化学性质进行了详细地讨论；对金矿的成矿物质来源，金在成矿流体中的存在形式，迁移过程中平衡、失稳-沉淀等进行了详细地分析和探讨。

OBJECTIVE: To investigate isolated culture and conservation method of human periosteal osteoblasts, in addition, to observe the biological characteristics.

目的：建立人胚胎骨骨膜来源成骨细胞的分离培养、保存方法，观察骨膜来源成骨细胞生物学特点。

According to the individual social support different origin and each social support originates different type, has the different support dynamics to the crisis individual,divide social support network of psychology crisis intervention into four levels:Core level,inferior core level,intermediate level,perisphere.

依据危机个体社会支持的来源不同和各个社会支持来源的类型不同，对危机个体发生的不同支持力度，将心理危机干预的社会支持网络分成四个层次：核心层、次核心层、中间层、外围层。

Statistics analysis and some diagnostic ratios were used for source identification and the contribution rates of main sources were also calculated. Pyrogenic PAHs and petrogenic PAHs accounted for 70.97% and 11.38% and 64.93% and 14.11% respectively. PAHs in the road dusts from Shanghai urban area were mostly generated by incomplete combustion. I...

结果表明，不完全燃烧来源和石油类产品泄漏来源的贡献率分别为70.97%、11.38%和64.93%、14.11%；上海市中心城区地表灰尘中PAHs主要来源于各类矿物燃料的不完全燃烧，而且主要来源于当地污染源。

Source identification results showed that PAHs in surface sediments along the Yangtze estuary mainly came from incomplete combustion while PAHs in surface sediments from the Chongming island were mostly petrogenic PAHs.

来源辨析结果表明边滩表层沉积物PAHs主要来源于不完全燃烧，崇明低潮滩显示出较强的石油类产品泄漏来源的特征。

Pyrogenic PAHs and petrogenic PAHs accounted for 70.97% and 11.38% and 64.93% and 14.11% respectively. PAHs in the road dusts from Shanghai urban area were mostly generated by incomplete combustion. In addition, local pollution sources were the main sources.

结果表明，不完全燃烧来源和石油类产品泄漏来源的贡献率分别为70.97%、11.38%和64.93%、14.11%；上海市中心城区地表灰尘中PAHs主要来源于各类矿物燃料的不完全燃烧，而且主要来源于当地污染源。

The present paper deals in detail with the origin, dynamics, geochemistry and physicochemistry of the ore forming fluids, in combination with the origin of ore forming matter, gold behaviour in the ore forming fluids, equilibrium ...

笔者通过哀牢山蛇绿混杂岩带典型金矿床的物质组成、成矿规律、蚀变及控矿作用的研究，对哀牢山金矿带的成矿流体来源，成矿流体动力学、地球化学及物理化学性质进行了详细地讨论；对金矿的成矿物质来源，金在成矿流体中的存在形式，迁移过程中平衡、失稳沉淀等进行了详细地分析和探讨。

The frequency of shoot differentiation was different depending on the Sources of explants. Most shoots were produced from callus of plumular axis and grew best.

不同来源的外植体产生苗的能力不同，胚轴来源的愈伤组织分化苗最多，而且苗生长旺盛。

The extra pronuclear of triploid zygotes after IVF is from sperm and the zygotes have no implantation value.

IVF后3PN卵子中多余的原核多为精子来源，没有移植价值；ICSI后3PN中多余的原核非精子来源，ICSI后3PN中二倍体率与IVF相比显著增高，在患者ICSI后无2PN卵子时可考虑行植入前遗传学诊断。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。