Rơle
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Bài giảng "Điều khiển lập trình" Chương 1 được biên soạn với mục tiêu cung cấp sinh viên cấu trúc, các khối chức năng và lập trình bộ điều khiển lập trình: Cấu trúc chung bộ điều khiển lập trình PLC; PLC S7-200 và PLC S7-300; PLC S7-1200 và PLC S7-1500; Phần mềm lập trình Step 7 Microwin cho S7-200, TIA cho PLC S7-300 S7-1200 và PLC S7-1500. Mời các bạn cùng tham khảo!
74p truong09112004 20-05-2024 24 6 Download
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This study explores if English videos on Facebook can improve speaking skills for freshmen struggling with English. We will divide freshmen into groups: one exposed to curated English videos on Facebook and another with no intervention. Both groups will take speaking tests before and after. By analyzing these tests, we aim to see if the Facebook group improves their fluency, vocabulary, and pronunciation, promoting better English proficiency.
21p nguyenphamlanchi1804 16-05-2024 6 3 Download
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The results showed that the overall diffusioncontrolled rate constant is equal to 4.82×109 M-1 s -1 at 298.15K. The zwitterionic form is the main existing form that plays an essential role in the HO - initiated oxidation of Ile (99.98%). The most preponderant reactions are found at C6-H (36.19%) and C8-H (37.77%) positions. Finally, the influence of temperature on the overall rate is also evaluated.
8p dianmotminh02 03-05-2024 6 2 Download
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The present paper is focused on the impact of the dissolution mechanism of the different species (formed within a single bubble) on bubble chemistry. This process is analyzed on a range of ultrasound frequencies from 140 to 515 kHz, at an acoustic intensity of 1 W/cm². The obtained findings are compared to the results available in the literature.
14p dianmotminh02 03-05-2024 5 2 Download
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Supply chain management literature suggests that there are many mutually dependent points in the supply chain and each supply chain point is sensitive to the performance of one another. In the course of business, interrelated supply chain activities might get destabilized because of the manmade or natural factors.
8p longtimenosee10 26-04-2024 4 1 Download
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This paper examines the types of fraud in the financial affairs of public corporations and the way they deal with them and ultimately the right to judicial review. The results of the investigations showed that after proving any crime and issuing a lower court judgment, there is a right for the offender to seek authority from the authorities in order to obtain a reduction in the punishment. The multiplicity of judicial procedures is a mechanism and tool for correcting a mistake or probable judicial error.
4p longtimenosee10 26-04-2024 7 1 Download
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The primary objective of this paper is to examine and explore the relationship between Entrepreneurial Orientation and Business Performance in small and medium size enterprises (SMEs) with the moderating role of supply chain management style. The role and importance of SMEs in the overall economic development and employment generation has been an area of great interest for researchers and policy makers.
5p longtimenosee10 26-04-2024 3 1 Download
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This study investigates the role of supply chain accounting information system to create competitive advantage for Iraqi General Commission for Taxation. Interviews were conducted from selected officials of Taxation department. The results showed that all the respondents agreed that supply chain accounting information system is a useful approach to create competitive advantage in term of cost reduction, enhancing operational efficiency, increasing the scope of organization and strengthen the internal control system.
5p longtimenosee10 26-04-2024 6 1 Download
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The study examine relationship between implementing ERP systems on the boosting of the organizational performance, in addition, to examine the mediating role of agile supply chain approach to achieve the targeted performance enhancements in manufacturing listed firms in Amman Stock Exchange (ASE). The study population entails all manufacturing listed firms in Amman Stock Exchange (ASE), particularly the top retail firms operate in the Jordanian market constitutes of firms.
12p longtimenosee10 26-04-2024 4 1 Download
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The results of the research showed that the scorecard is balanced and affects the financial performance of small and medium enterprises’ supply chain. In this research, Pearson correlation coefficient and regression test were used. The results of this study showed that the balanced scorecard is effective on the financial performance of small and medium enterprises supply chain.
4p longtimenosee10 26-04-2024 3 1 Download
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Accurately predicting the compressive strength of foamed concrete plays a key role in the wide application of foamed concrete in practice. This study investigates the performance of the six AI models in estimating the compressive strength of foamed concrete.
7p viohoyo 25-04-2024 4 3 Download
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The current research examines the relationship of the Entrepreneurial supply chain dimensions (proactive approach, innovation, risk management and customer focus) with the supply chain strategies (undifferentiated marketing strategy, concentrated marketing strategy and differentiated marketing strategy). The focus of this investigation is to explore the role of adoption of entrepreneurial supply chains in the identification and selection of the appropriate strategy for the target market in the context of general company foe batteries manufacturing.
11p longtimenosee09 08-04-2024 6 0 Download
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Glutamine synthetase (EC 6.3.1.2) is an enzyme which assimilates ammonium into amino acids. Therefore, GS plays an essential role in the metabolism of nitrogen. In vascular plants, GS is devided into two groups: cytosol - located isoform (GS1) and plastid – located isoform (GS2). Surveys have shown that GS1 gene was used widely to generate transgenic plants. Effects on the growth characteristics of GS1 transgenic plants have been reported in many researches.
7p vilarry 01-04-2024 6 1 Download
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There is increasing evidence that the intestinal microbiota plays a crucial role in the maturation of the immune system and the prevention of diseases during childhood. Early-life short-course antibiotic use may affect the progression of subsequent disease conditions by changing both host microbiota and immunologic development.
16p vibransone 28-03-2024 4 2 Download
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Although the microbiome is established as an important regulator of health and disease, the role of viruses that inhabit asymptomatic humans (collectively, the virome) is less defined. While we are still characterizing what constitutes a healthy or diseased virome, an exciting next step is to move beyond correlations and toward identification of specific viruses and their precise mechanisms of beneficial or harmful immunomodulation.
3p vibransone 28-03-2024 2 2 Download
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Tiếp nội dung phần 1, cuốn sách "Polymer dẫn và điôt phát quang hữu cơ" Phần 2 cung cấp cho người học những kiến thức như vật liệu tổ hợp cấu trúc nano khối và linh kiện oled; vật liệu và linh kiện oled phát xạ ngược. Mời các bạn cùng tham khảo!
93p boghoado023 27-03-2024 6 2 Download
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This study provides an international perspective on auditing practices by comparing and contrasting the qualitative aspects of auditing across different countries and regulatory environments. It examines how cultural, legal, and institutional factors shape auditors' roles, responsibilities, and perceptions of audit quality.
15p minhnn0302 24-03-2024 17 10 Download
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Giáo trình Trang bị điện (Nghề: Công nghệ kỹ thuật điện-điện tử - Trung cấp) được biên soạn với mục tiêu nhằm giúp sinh viên đọc, vẽ và phân tích được các sơ đồ mạch điều khiển dùng rơle công tắc tơ dùng trong tự động khống chế động cơ 3 pha, động cơ một chiều; phân tích được qui trình làm việc và yêu cầu về trang bị điện cho máy cắt gọt kim loại; lắp đặt, sửa chữa được các mạch mở máy, dừng máy cho động cơ không đồng bộ 3 pha, động cơ một chiều...
188p gaupanda017 11-03-2024 24 7 Download
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Cuốn sách "Ứng dụng điện trong công nghiệp" phần 1 cung cấp cho người đọc những kiến thức như: dụng cụ đo điện; rơle-máy cắt; máy biến áp; hệ thống lạnh. Mời các bạn cùng tham khảo!
128p boghoado03 04-01-2024 7 4 Download
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Giáo trình Trang bị điện 1 (Nghề: Điện công nghiệp - CĐ/TC) được biên soạn với mục tiêu nhằm giúp sinh viên phân tích được cấu tạo, nguyên lý hoạt động và vận hành được một số thiết bị điều khiển điển hình như: Khởi động mềm (soft stater), Biến tần (inverter), và các bộ biến đổi khác; Đọc, vẽ và phân tích được các sơ đồ mạch điều khiển dùng rơle công tắc tơ dùng trong tự động khống chế động cơ không đồng bộ 3 pha;...
217p boghoado02 19-12-2023 12 7 Download