through analyzing design parameter,outside structure of ET1901ethylene tower,SA203E equivalent 3.5Ni chemical compo-nents,mechanics property and welding possibility,it introduces in detail the site welding procedure of ET1901ethylene tower.
According to electric - magnetic scheme of SF20 - 28/5500,two types of winding are analyzed and compared in design parameter electric ability ,index ,economy ,manufacturability and operating reliability.
Combining CAD and foundry techniques, we construct a foundry techincs design parameter library, riser system design CAD subsystem, gating design CAD subsystem with the second development system (ObjectARX2000 and Visual C++6.0) base on AutoCAD2000 as the platform.
The sensitivity analysis of design parameter of subgrade and pavement are used to confirmed the degree of impact on working state with change of the design parameter , it is the rational and economy that the range of design parameter are proposed .
According to the method, the optimum constructive parameters of the magnet and the optimum designing parameters of the circuit (i0,a2,L,C,N, l,s,Imax) can be caculated, so long as the designing figures of B0, a1, b , tm, σ, λ, υ, are are given.
The designing parameters are, as a transmitting system, the objective field of view 2ω=10°,the aperture of the exit pupil Φ=100mm,the reducing times of the angle of the diverging beam β=5x,the wavelength of the laser source λ=10.6μm.
Study with Shijiazhuang Synthetic Fiber manufactory, deciding to construct a precursor equipment to provide designing parameter and function experience for the petrochemical industrial reatment, with solving the wastewater.
In addition, there are only two design parameters, which are the predictive period and control order, so it is easy to implement and test in practical use.
It is proven that the proposed control scheme guarantees that all the variables in the closed-loop system are bounded and the mean-square tracking error can be made arbitrarily small by choosing some design parameters appropriately.
Using the differentials of a stiffness matrix to design parameters, a method for calculating the sensitivity of natural frequency is presented.
The numerical simulation results indicate that the design parameters have an impact on the frequency characteristics of the compliant mechanisms and the proposed method is more accurate and convenient for analyzing frequency characteristics.
The issues concerning the problem of choosing the main design parameters of a multistage spacecraft are touched upon.
The choice of the symbol mapping is the crucial design parameter.
It is shown that the hybrid controller not only stabilizes the closed-loop systems, but also guarantees the tracking errors remain in an O(ε) neighbourhood of the origin where ε is a small design parameter of the controller.
The threshold in turn is dependent on a design parameter.
To achieve the maximum threshold by an optimal choice of the design parameter, a constrained optimization problem is proposed.
The optimal choice of a design parameter, which indicates the amount of compensation, is recommended.
Quantum mechanical and classical results have similar prediction on fluctuations of the threshold voltage with respect to different designing parameters including dimension of device geometry as well as the channel doping.