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Online since: August 2009
Authors: Yu Yang, Y.J. Zhang, W.N. Liu, Li Feng Yang, Shu Ren Zhang
The design quality of a blade completely depends
on designers' professional knowledge and experience and only be can checked by experiment.
Water conservancy and hydroelectric report: Forum Vol. 16 (2002), p.7-8
Water conservancy and hydroelectric report: Forum Vol. 16 (2002), p.7-8
Online since: May 2012
Authors: Ke Chao Zhao, Ji Xiang Xu, Fuen Li
The big running water construction work can be used, and the method has some advantage, such as short time limit, the tool material turns over quickly[2].
3.
A professional warehouse facilities and distribution center get a bigger development, mainly in all kinds of cold storage facilities, agricultural and rural distribution center and medicine distribution center are constructed a lot.[5] And the same period in "Issued by the China storage industry development report" also points out, according to the 2011 China storage association's new statistics, by the end of 2010, China's total capacity of cold storage statistics reached 61.38 million cubic meters (the reference storage for 14.05 million tons).
A professional warehouse facilities and distribution center get a bigger development, mainly in all kinds of cold storage facilities, agricultural and rural distribution center and medicine distribution center are constructed a lot.[5] And the same period in "Issued by the China storage industry development report" also points out, according to the 2011 China storage association's new statistics, by the end of 2010, China's total capacity of cold storage statistics reached 61.38 million cubic meters (the reference storage for 14.05 million tons).
Online since: November 2012
Authors: Ying Long Li, Fu Rong Cao, Li Jin
Research on Synthesizing Process under Ultrasound Coupling and Refining Performance of Al-Ti-C Grain Refiner
LI Yinglong 1, a, CAO Furong 1, b JIN Li 2, c
1 School of Materials and Metallurgy, Northeastern University, Shenyang 110004 China
2 Liaozhong Professional Education Center in Shenyang City, Shenyang 110200 China
aliyl@smm.neu.edu.cn, b caofr@smm.neu.edu.cn , c 3\676681818@qq.com
Keywords: Al-Ti-C grain refiner; Ultrasound Coupling, refining property; synthesis mechanism
Abstract.
AC220V Temp control system Ultrasionic generator Power controller Ultrasonic transducer Water cooling Furnace Argon Charge pipe Al-Ti melt C powder Fig. 1 Schematic diagram of ultrasonic levitation reaction system Analysis and examination The microstructure and formation mechanism of Al-Ti-C grain refiner alloy are studied by using spectra apparatus of Cambridge S-360 scanning electron microscope (SEM).
AC220V Temp control system Ultrasionic generator Power controller Ultrasonic transducer Water cooling Furnace Argon Charge pipe Al-Ti melt C powder Fig. 1 Schematic diagram of ultrasonic levitation reaction system Analysis and examination The microstructure and formation mechanism of Al-Ti-C grain refiner alloy are studied by using spectra apparatus of Cambridge S-360 scanning electron microscope (SEM).
Online since: January 2011
Authors: Ying Xie
Specifically, the related sectors of the national economy are supplied with alphabets as follows to draw easier: agriculture-A, mining industry -B, food industry-C, textile, sewing and leather- D, other manufacturing-E, electric power, heat and water –F, coking, gas and oil processing industry-G, chemical industry–H, building materials-I, metal product manufacturing-J, machinery and equipment manufacturing-K, construction-L, transportation, post-M, wholesale and retail-N, real estate-O, finance and insurance-P, other services-Q.
In recent years, more than 8 million peoples received training focusing on common types of skill standards, including 7 million peoples acquiring certificates for civil professional jobs.
In recent years, more than 8 million peoples received training focusing on common types of skill standards, including 7 million peoples acquiring certificates for civil professional jobs.
Online since: July 2011
Authors: Li Qing Geng, Tong Zheng, Yan Bian, Shu Yan Ren, Hong Wei Li
Introduction
Microcomputer Principle and Interface Technology is an important professional foundation course of electric automation major, computer major and measurement and control major etc.
Table 1: Task content and knowledge points Task Content Knowledge points 1 One LED light flashing control MCU minimize system composition and function 2 Traffic lights design Input/output of MCU 3 Water lamp started by buttons 4 Neon lights control Timing/Counter of MCU 5 Simple frequency meter design Interrupt system of MCU 6 Display with Four LED nixietube LED nixietube display technology 7 Simple calculator design Keyboard identification and processing technology 8 Dual MCU communication Serial communication of MCU 9 MCU and PC communications 10 Off chip RAM memory read-write Off chip RAM memory extend and read-write technology 11 Simple digital voltmeter design A/D interface technology 12 Simple signal generator design D/A interface technology 13 Digital temperature measuring system Comprehensive application Introducing "learning by doing" teaching method.
Table 1: Task content and knowledge points Task Content Knowledge points 1 One LED light flashing control MCU minimize system composition and function 2 Traffic lights design Input/output of MCU 3 Water lamp started by buttons 4 Neon lights control Timing/Counter of MCU 5 Simple frequency meter design Interrupt system of MCU 6 Display with Four LED nixietube LED nixietube display technology 7 Simple calculator design Keyboard identification and processing technology 8 Dual MCU communication Serial communication of MCU 9 MCU and PC communications 10 Off chip RAM memory read-write Off chip RAM memory extend and read-write technology 11 Simple digital voltmeter design A/D interface technology 12 Simple signal generator design D/A interface technology 13 Digital temperature measuring system Comprehensive application Introducing "learning by doing" teaching method.
Online since: October 2011
Authors: Hui Liu, Hui Gao, Da Wan
Due to the limitation of building time, site character, level of industrialization, marketing and other requirements, the following conditions are required to the participating housing construction system:
Light-weight and Load-bearing performance -The building will be installed a serial of solar equipment (such as solar panels, batteries, water tanks, etc.) in the field without any reinforcement.
Design Flexibility-The system uses professional design software and advanced manufacturing technology, to meet the strength requirements while maintaining design flexibility so that to facilitate modular design and construction.
Design Flexibility-The system uses professional design software and advanced manufacturing technology, to meet the strength requirements while maintaining design flexibility so that to facilitate modular design and construction.
Online since: April 2011
Authors: Xing Xing Chen, Su Qi
Previous detection of concrete quality defects mainly uses the borehole core, water pressure test and borehole acoustic testing method [1-2].
Explain Results GPR collected data and formed digitally processed image, is still radar waveform information, need professional technology personnel analysis, according to the different characteristics of wave amplitude, wavelength, waveform and the same phase axis.Then it can eventually radar waveform section into the whole detection zone and explain the resulting graph.
Explain Results GPR collected data and formed digitally processed image, is still radar waveform information, need professional technology personnel analysis, according to the different characteristics of wave amplitude, wavelength, waveform and the same phase axis.Then it can eventually radar waveform section into the whole detection zone and explain the resulting graph.
Online since: September 2013
Authors: Chi Fang Liu, Tzu Yorn Kao, Ya Fen Chang, Yi Ru Tsai
It includes Road Transport, Rail Transport, Inland Water Transport, International Shipping
Traditional Chinese management styles as well as a lack of professional expertise pose additional obstacles (Goh and Ling 2003).
Traditional Chinese management styles as well as a lack of professional expertise pose additional obstacles (Goh and Ling 2003).
Online since: July 2014
Authors: Lin Zhu
GIS technology has already widely applied in disciplines such as cartography, geography, geologic survey, environmental management, urban planning and becomes an essential tool in all these professional fields Chinese tourism developed in recent years rapidly, has already formed relatively integrated tourism system.
Disaster model, carat channel spatial analysis model and water resource forecast model based on GIS are of importance in protection and planning of tourism resources.
Disaster model, carat channel spatial analysis model and water resource forecast model based on GIS are of importance in protection and planning of tourism resources.
Online since: February 2013
Authors: Bin Wu, Cun Fu He, Yu Gong, Yue Gang Hu, Guo Rong Song
Ultrasound imaging system consists of an LCD display, the chassis with the PXI slot, embedded controller, data acquisition card, motion control card, the motion platform, the ultrasonic pulser /receiver, point focus PZT ultrasonic probe, the probe connecting rod, the probe precision calibration device, the stepper motors, the precision lead screw and guide rail, the grating displacement sensor, the servo control box, the data processing system, the specimen, the positioning and adjustment device for specimen, the sink and the coupling agent (usually water), and the signal cables.
From the user interface on the display, the most primitive information is presented for professional person.
From the user interface on the display, the most primitive information is presented for professional person.