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Investigation on Chinese Manuscripts of Yao Nationality in Shaye Li Wu area, Laos
Xiaoyang,Xaejao Kaosien (Laos),Zhang Yanping 아시아사회과학학회 2021 Jornal of Asia Social Science Vol.3 No.1
There are a large number of manuscripts written in Chinese characters mixed with Yao folk characters in Li Wu area of Shaye, Laos. These documents are precious materials for studying Yao culture and physical evidence of Chinese Han culture spreading along with Yao’s migration. After investigating 48 paper manuscripts in Chinese collected by Panyao Master in Shaye Li Wu, Laos, it is found that the contents of manuscripts are mainly related to Mongolian studies, literature and religious culture. Yao manuscripts in Chinese have a high recognition among Yao men in Shaye Li Wu area, Laos, but there is a danger of dying out gradually, so it is necessary to strengthen protection and inheritance. Coordinating the strength of the government and all parties, strengthening Chinese teaching, strengthening publicity and development and utilization, enhancing Yao women’s awareness of Chinese manuscripts, and establishing Yao cultural libraries and study centers are effective measures to protect Yao Chinese manuscripts and enhance the cohesion and self-confidence of local Yao ethnic groups.
Lao Marco,Lin Jie,Mikšík František,Thu Kyaw,Miyazaki Takahiko 대한설비공학회 2022 International Journal of Air-Conditioning and Refr Vol.30 No.1
Thermally driven desiccant- and evaporative cooling-based technologies are promising greener and cheaper alternatives to compressor-based systems due to the separate handling of latent and sensible loads. Desiccant air-conditioning (DAC) systems comprise a desiccant dehumidifier, a sensible cooling unit, a heat source for regeneration, and a heat recovery unit. These components of a DAC system can be arranged in various ways to give different configurations with varying advantages and disadvantages. In this study, five configurations of thermally driven desiccant dehumidifier- and dew point evaporative cooling (DPEC)-based DAC systems were investigated. Seven evaluation criteria namely regeneration temperature, desiccant moisture removal capacity, COPt, DPEC L/H, heat exchanger UA, system size, and fan power requirement were employed. Results show that the standard cycle in ventilation mode offers the highest COPt despite having the highest regeneration temperature. Recirculation of the return room air can operate at a significantly lower regeneration temperature at the expense of larger equipment size and much lower COPt. DAC with an internally cooled dehumidification can operate at low regeneration temperature at the expense of higher fan power and slightly lower COPt. Dividing the dehumidification process into two stages can offer operation at moderately lower regeneration temperature without severely affecting the other criteria. This study can serve as a guide for the selection of an appropriate DAC configuration for space cooling depending on the objective criteria and the resources available.
Ω-RESULT ON COEFFICIENTS OF AUTOMORPHIC L-FUNCTIONS OVER SPARSE SEQUENCES
LAO, HUIXUE,WEI, HONGBIN Korean Mathematical Society 2015 대한수학회지 Vol.52 No.5
Let ${\lambda}_f(n)$ denote the n-th normalized Fourier coefficient of a primitive holomorphic form f for the full modular group ${\Gamma}=SL_2({\mathbb{Z}})$. In this paper, we are concerned with ${\Omega}$-result on the summatory function ${\sum}_{n{\leqslant}x}{\lambda}^2_f(n^2)$, and establish the following result ${\sum}_{\leqslant}{\lambda}^2_f(n^2)=c_1x+{\Omega}(x^{\frac{4}{9}})$, where $c_1$ is a suitable constant.
Activism for Raising Awareness of Women's Human Rights
Nang Lao Liang Won 이화여자대학교 아시아여성학센터 2012 이화여자대학교 아시아여성학센터 학술대회자료집 Vol.2012 No.1
This paper highlights the strategies and activities for raising awareness of womens human rights at community-level in the areas bordering Burma.
Ω-RESULT ON COEFFICIENTS OF AUTOMORPHIC L-FUNCTIONS OVER SPARSE SEQUENCES
Huixue Lao,Hongbin Wei 대한수학회 2015 대한수학회지 Vol.52 No.5
Let λ∫(n) denote the n-th normalized Fourier coefficient of a primitive holomorphic form ∫ for the full modular group Γ = SL2(Z). In this paper, we are concerned with Ω-result on the summatory function Σn≤xλ2∫(n2), and establish the following result Σn≤xλ2∫(n2) = c1x + Ω(x4/9), where c1 is a suitable constant.
Association of Lower Socioeconomic Status and SARS-CoV-2 Positivity in Los Angeles, California
Allan-Blitz Lao-Tzu,Goldbeck Cameron,Hertlein Fred,Turner Isaac,Klausner Jeffrey D. 대한예방의학회 2021 Journal of Preventive Medicine and Public Health Vol.54 No.3
Objectives: Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) spreads heterogeneously, disproportionately impacting poor and minority communities. The relationship between poverty and race is complex, with a diverse set of structural and systemic factors driving higher rates of poverty among minority populations. The factors that specifically contribute to the disproportionate rates of SARS-CoV-2 infection, however, are not clearly understood. Methods: We evaluated SARS-CoV-2 test results from community-based testing sites in Los Angeles, California, between June and December, 2020. We used tester zip code data to link those results with United States Census report data on average annual household income, rates of healthcare coverage, and employment status by zip code. Results: We analyzed 2 141 127 SARS-CoV-2 test results, of which 245 154 (11.4%) were positive. Multivariable modeling showed a higher likelihood of SARS-CoV-2 test positivity among Hispanic communities than among other races. We found an increased risk for SARS-CoV-2 positivity among individuals from zip codes with an average annual household income <US$65 000 (adjusted odds ratio [aOR], 1.77; 95% confidence interval [CI], 1.72 to 1.82), as well as from zip codes with <85% of individuals with health insurance (aOR, 1.29; 95% CI, 1.25 to 1.33), and <60% of individuals employed (aOR, 1.42; 95% CI, 1.41 to 1.44). Conclusions: Residence in zip codes with lower average annual household income, lower rates of employment, or lower rates of health insurance was associated with SARS-CoV-2 positivity. Further research is needed into how those factors increase the spread of SARS-CoV-2 infection among populations of lower socioeconomic status in order to develop targeted public health interventions.