Results 71 to 80 of about 31,118 (205)

Remoteness and Real Exchange Rate Volatility [PDF]

open access: yes
This paper examines the impact of trade costs on real exchange rate volatility. The relationship is examined by constructing a two-country Ricardian model of trade, based on the work of Dornbusch, Fischer, and Samuelson (1977), which shows that higher ...
Claudio Bravo-Ortega, Julian di Giovanni
core  

Spacesuit mobility knee joints [PDF]

open access: yes, 1979
Pressure suit mobility joints are for use in interconnecting adjacent segments of an hermetically sealed spacesuit in which low torques, low leakage and a high degree of reliability are required.
Vykukal, H. C.
core   +1 more source

A study of metal plasticity of billets processed by cross-wedge rolling

open access: yesВесці Нацыянальнай акадэміі навук Беларусі: Серыя фізіка-тэхнічных навук, 2016
Metal plasticity as applied to non-monotonic cross-wedge rolling has been studied. A domain of plastic properties of billets with contained plasticity has been determined. It has been shown that the technology of cross-wedge rolling for such billets must
S. A. Astapchik, G. V. Kozhevnikova
doaj  

Effect of feed rate on forming quality of cross wedge rolling of gear shaft teeth

open access: yesMetalurgija, 2022
In order to improve the forming quality of cross wedge rolling of gear shaft teeth, this paper adopts the single factor research method and uses DEFORM - 3D software to carry out the finite element simulation of the rolling process with different feed ...
X. G. Chen, X. D. Shu, Q. J. Lian
doaj  

Elements of String Cosmology

open access: yes, 1991
Aspects of string cosmology for critical and non-critical strings are discussed emphasizing the necessity to account for the dilaton dynamics for a proper incorporation of ``large - small" duality.
A.A. Tseytlin   +48 more
core   +1 more source

Experience of production of high-precision parts by hot cross-wedge rolling in the forge shop of the Minsk Tractor Plant

open access: yesЛитьë и металлургия, 2001
Experience of high-precision parts production with application of hot cross-wedge rolling method in the forge shop of the Minsk Tractor Plant is examined in the article.
A. O. Rudovich, M. F. Leshkavich
doaj  

DEVELOPMENT OF TECHNOLOGY FOR ANODE BALL PRODUCTION

open access: yesЛитьë и металлургия, 2015
Technology of copper anode balls manufacturing by means of cross-wedge rolling method is developed. The technology satisfies the requirements towards anode balls’ crystalline structure, form and geometrical dimensions accuracy.
G. V. Kozhevnikova
doaj  

Advancements and development trends in plastic forming technologies of hollow shafts

open access: yesCailiao gongcheng
As a core component in the industrial sector, the efficient and high-precision forming of hollow shafts is crucial for ensuring product performance and improving production efficiency.
ZUO Jinrong   +7 more
doaj   +1 more source

Study on rolling forming mechanism and influencing factors of blanks with arc-shaped

open access: yesMetalurgija, 2022
In this paper, the influence law was analyzed, the effective parameter range was determined. Based on the significance analysis of the orthogonal experiment with three factors and three levels, the order of the influence degree of each parameter on the ...
X. Y. Zhang, Y. Wang, P. K. Hu
doaj  

Unstable Slope Management Program [PDF]

open access: yes, 2009
INE/AUTC 11 ...
Calvin, Peter   +2 more
core  

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