The Effect of Stellar Spots on the Apparent Magnitude, Colour and Apparent Lithium Abundance of Stars

In its testing, the particles burn with an apparent magnitude of-1, which should ensure they're clearly visible in the night sky, even in the polluted skyline of a metropolis like Tokyo.

在测试中，粒子燃烧时可以达到-1的视星等，足以在夜晚的天空中清晰看到，即使在东京这样污染严重的城市里。

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A simple double temperature model has been developed to study the effects of stellar spots on the apparent magnitude, colour and the apparent lithium abundance of active stars.

发展了一种简单的双温模型用于研究黑子对活动星的视星等、颜色和视Li丰度的影响。

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The first stage was around 1671 when he took the Westerner Nan Huairen as his tutor. In the following two years, he studied mathematics and astronomy with undivided attention and grasped the theory and the usage of some astronomical instruments.

第一阶段是1671年前后，开始拜西洋人南怀仁为师，在两年多的时间里，他专心学习数学和天文学，并学会了一些天文仪器的原理和用法。

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Kuo Shou-jing, the famous astronomer in Yuan Dynasty, and his co-workers devised and constructed new astronomical instruments and carried out many astro-nomical determinations for the purpose of revising the calendar system.

中国元朝著名的天文学家郭守敬等为了修订历法，进行了许多天文实测工作并创制了多种新的天文仪器。

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While the Jesuits showed to the Chinese upper class the technical inventions made in Europe during the past century, like watches and astronomical instruments, they were impressed by the high standards of Chinese medicine, and land surveying.

当这些耶稣使者向中国的上层阶级展现欧洲在上一个世纪重大科技发明的同时，包括手表、天文仪器等，他们也被中国的高超的医疗水平和土地勘查所深深打动。

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Based on the research in the history of ancient astronomical instruments in china, this article discusses a possible approach to research the history of ancient astronomy for investigating the history of astronomy through the historical development of instruments.

摘要以《中国古天文仪器史》中的研究为例，讨论在天文学史研究中可能引入的一种思路，即以天文仪器为研究对象与主要线索，通过天文仪器变迁考察中国天文学的发展历程。

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The optical astronomical instruments for time-latitude measurements have advantages of good long-term stability, being able to monitor changes of the local plumb line and to make absolute determinations.

光学天文时纬仪器具有长期稳定性好，可监测地方铅垂线变化与测定的绝对性等优点。

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The Europeanization of astronomical instruments in the observatory of Peking in the Qing Dynasty

清朝前期观象台天文仪器的欧洲化

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Finally, the development trend of FEM in the astronomical instruments especially the space astronomical instruments is presented.

叙述了有限元分析技术应用于天文仪器尤其是空间天文仪器的发展趋势。

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He designed several astronomical instruments;

赵友钦设计了一些天文仪器；

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The Application of GPIB Interface in the Astronomical Instruments

GPIB接口在天文仪器上的应用

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Trial-manufacture and Use of European Astronomical Instruments in the Late Ming Dynasty

明末欧洲式天文仪器的试制与使用

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Optimization design and analysis of the structure of beryllium mirrors of astronomical instruments in space

空间天文仪器中的铍镜结构优化设计分析

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Studies in the astronomical instruments of ancient China;

中国天文仪器史的研究；

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A: According to China's Provisional Regulations, taxable resources cover two broad categories: mineral products and salt.

根据我国资源税暂行条例的规定，属于征税范围的资源可分为矿产品和盐两大类。

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Application of XRFS Without Using Standard Samples to Inspection of Mineral Products in Exits and Entrances at Customs

X射线荧光光谱无标样分析技术在出入境矿产品检验中的应用

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Mineral products are the typical resources what can't regenerative, It is very significance to use this kind of resources sustainable.

矿产资源是典型的不可再生资源，所以如何实现矿产资源的可持续利用具有十分重要的意义。

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Prediction results show that the forecast model is of high reliability and can be put to practical use for other mineral products consumption prediction.

研究表明，基于灰色系统理论建立的预测模型有较高的可信度，同时也可作为其他矿产资源需求的定量预测方法在实际中应用。

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With the economic growth and the Increasing demand for mineral products, mineral resources will cannot satisfy the needs of future economic development.

随着经济的不断增长，矿产品的需求不断增加，现已发现的矿产资源将不能满足日后经济发展的需要。

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Technical terms of non-metallic mineral products& Talc

GB/T5463.2-1985非金属矿产品名词术语滑石

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