จำนวน Repository ( 558 )

A study an optimum casting condition for manufacturing jewelry setting of low silver alloys 58.33 wt% AgCuSn
A study an optimum casting condition for manufacturing jewelry setting of low silver alloys 58.33 wt% AgCuSn

การวิจัยนี้เป็นการศึกษาวิเคราะห์หาสภาวะที่เหมาะสมสาหรับการหล่อขึ้นรูปตัวเรือนเครื่องประดับโลหะเงินเจือต่า 58.33 wt% AgCuSn โดยทาการเปรียบเทียบกับสมบัติของโลหะเงินสเตอร์ลิง 925 และโลหะเงินเจือต่า 58.33% เพื่อศึกษาสภาวะที่ดีที่สุดจากการปรับปรุงคุณสมบัติทางเคมีที่ส่งผลต่ออิทธิพลของคุณภาพระดับของโลหะเงินเจือต่าที่เป็นไปตามมาตราานผลิตเครื่องประดับ ผลจากการศึกษาโลหะเงินเจือต่า 58.33 % ที่อัตราส่วนผสม 58.33Ag + 41.16Cu + 0.51Sn จากการวิเคราะห์ค่าระดับสีและค่าความแตกต่างของสีและมีพฤติกรรมความต้านทานการหมองของโลหะเงินเจือต่ามากที่สุด จึงทาให้อัตราส่วนผสมนี้มีความเหมาะสมสาหรับการหล่อขึ้นรูปตัวเรือนเครื่องประดับโลหะเงินเจือต่า และพบปัญหารูพรุนจากงานหล่อของเครื่องประดับโลหะเงินเจือต่า 58.33Ag + 41.16Cu + 0.51Sn ไม่พบรูพรุนในการหล่อที่อุณหภูมิ 1000 ºC เป็นอุณหภูมิที่เหมาะสมในการหล่อได้งานที่มีคุณภาพดี โลหะมีสุดหลอมเดือดที่เหมาะสม ส่วนอุณหภูมิที่ 1040 ºC จะทาให้อุณหภูมิมีจุดหลอมละลายมาก ทาให้งานมีรอยแตกร้าวบางจุด ส่วนอุณหภูมิที่ 1080 ºC เป็นอุณหภูมิที่สูงมากเกินไป จึงทาให้ชิ้นงานมีรอยแตกมาก ส่วนปัญหาต่างๆ ที่เกิดขึ้นในกระบวนการหล่อสามารถทาการวิเคราะห์หาสาเหตุและกาหนดแนวทางการแก้ไขได้อย่างเหมาะสมเพื่อลดความสูญเสียที่อาจจะเกิดขึ้นในผลิตภัณฑ์เครื่องประดับโลหะเงินเจือต่า 58.33 wt% AgCuSn ผลจากการทดลองและวิเคราะห์หาค่าคุณสมบัติเชิงกายภาพและวิเคราะห์ปัญหาของชิ้นงานทดสอบที่ได้จากการทดลองในสภาวะที่ดีที่สุดมีค่าที่เป็นไปตามมาตราานของเครื่องประดับเงินตามมาตราานอุตสาหกรรมการผลิตเครื่องประดับทั้งของในประเทศและต่างประเทศ

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Study the use of the english language integration courses for undergraduate accounting the first year business administration. accounting majors Rajamangala University of Technology Phra Nakhon
Study the use of the english language integration courses for undergraduate accounting the first year business administration. accounting majors Rajamangala University of Technology Phra Nakhon

Study the use of the English language integration courses for undergraduate accounting the first year Business Administration. Accounting majors Rajamangala University of Technology Phra Nakhon aims 1) to create an integrated accounting training courses in English. For use in teaching undergraduate 1st year basis effective 75/75 2) to compare the achievement of students with accounting principle courses. The English language integrated with learners by teaching the usual 3) to study the attitudes of learners towards integrated accounting principles with English. 4) to the experiments to be adopted to develop teaching accounting principles. The sample consist of undergraduate students in 1st year Business Administration. Accounting majors Rajamangala University of Technology Phra Nakhon 72 were used in this study was a questionnaire with the reliability both by means of Cronbach equal 0.955 data analysis methods percentage mean standard deviation t-test results were found. 1. Performance lesson 78.05/77.91 which meet the criteria 75/75 match with the hypothesis the study set. 2. Achievement of students in the experimental group were higher than those based classes. Normal with mean of 23.52 and 19.54 respectively. 3. Benefit analysis questionnaire of students toward them. Knowledge of how to teach and assess the knowledge that has been seeing a lot of cases. Findings are suggested as follows 1. Provide training to teachers using English language teacher. 2. Create lesson Integrated English in others. 3. Published the English lesson to other Rajamangala University of Technology across the country. 4. The management of higher education should encourage teachers to produce in other subjects.

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Services marketing mix factors affecting students’ decision to pursue study at undergraduate level in faculty of business administration of Rajamangala University of Technology Phra Nakhon
Services marketing mix factors affecting students’ decision to pursue study at undergraduate level in faculty of business administration of Rajamangala University of Technology Phra Nakhon

The purpose of this study was to study and compare services marketing mix factors affecting students’ decision to pursue study at undergraduate level in faculty of business administration of Rajamangala University of Technology Phra Nakhon in 7 aspects: product price place promotion people process and physical evidence. The undergraduates were classified by gender major subjects educational background curriculum department of education domicile and achievement. The samples in this research were 281 undergraduates. The study participates selected by stratified random sampling. The 84 item questionnaires of rating scales with the coefficient alpha 0.98 were used as the research instrument. Percentage mean standard deviation t - test for independent sample F – test and Scheffe’s test were statistical method to analyze data. The results were as follows: 1. Services marketing mix factors affecting students’ decision to pursue study at undergraduate level in faculty of business administration of Rajamangala University of Technology Phra Nakhon all aspects were in relatively high levels that product was the highest while people and promotion was in the lowest rank. 2. There was significant difference for services marketing mix factors affecting students’ decision to pursue study at undergraduate level in faculty of business administration of Rajamangala University of Technology Phra Nakhon at the 0.05 level among undergraduates in different gender major subjects educational background curriculum department of education domicile and achievement.

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Effective water management : a case study of Moung District Samutsakhon
Effective water management : a case study of Moung District Samutsakhon

This research is a qualitative research. Aim to study how to handle an effective water management. Case study: Muang Samutsakorn District Samutsakorn Province. Either before implementation or during the process and post implementation after the project has been achieved. Sampling groups are agencies involved representing the effective water management resulting in helping Muang Samutsakorn Samutsakorn Province survived from the B.E.2554 mega flood crisis. Consist of Director Head of Engineering Water Delivery and Maintenance Project Phasi Charoen Irrigation Office 11. The research results are summarized below. 1. Pre-implementation Preparation by dredging various gutter in the canals removing all water obstacles installing more mobile water pumps at main pumping stations. Establishing working committee for flood solving and preventing Center. Furthermore check the readiness of tools to be used. 2. During the process Start running the operation center to solve the crisis and closely supervise the action plans. Co-ordinate between Nakhon Pathom Province Samutsakorn Province Bangkok Metropolitan Administration and Department of irrigation in administration of water management. Integrate all parties concerned like government and private sectors. 3. Post-implementation Continuously publicize the outcome. Repair the sewage and drainage system which are damaged from use. Make further sustainable plan for drainage system.

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A Study of Competencies of Community Enterprise (OTOP) Entrepreneurs in the Central Region of Thailand toward ASEAN Economic Community
A Study of Competencies of Community Enterprise (OTOP) Entrepreneurs in the Central Region of Thailand toward ASEAN Economic Community

The objectives of this research is to study the current competencies assess competency requirement of community enterprise (OTOP) entrepreneurs in the central region of Thailand and provide them guidelines toward ASEAN Economic Community. The research instruments used for data-gathering were semi-structured interview. The results of the interviews were created by using independent variables in questionnaire. The samplers of this research are the 189 community enterprise (OTOP) entrepreneurs with a 82.54% response rate. The results were as follows : Attributes and skills indicated by current competencies were at high level while knowledge was medium level. The competency requirement attributes skills and knowledge were at high level respectively. The fundamental preparation for competency of community enterprise (OTOP) entrepreneurs in the central region of Thailand toward ASEAN Economic Community should develop competencies in knowledge attributes and skills especially in the international trading regulation international language information technology and management. The community enterprise (OTOP) entrepreneurs should increase skills in the continuous expertise in product development and organization as well as seeking for new markets and creating continuous business networking including organizational innovation acceleration. The community enterprise (OTOP) entrepreneurs should develop attributes to seek for business opportunities widen continuous knowledge and innovation and increase potential organizational development. The suggestions were that the community enterprise (OTOP) entrepreneurs should develop competencies and seek for source of information and ask for government support to get into ASEAN Economic Community. The government sector should support knowledge skills attributes and cooperate with school financial and other to develop potential of community enterprise (OTOP) entrepreneurs in a long term.

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