搜索结果: 1-15 共查到“working conditions”相关记录15条 . 查询时间(0.205 秒)
Working Conditions,Socioeconomic Factors and Low Birth Weight: Path Analysis
Socioeconomic Factors Low Birth Weight Health
2015/10/8
Background: In recent years, with socioeconomic changes in the society, the presence of women in the workplace is inevitable. The differences in working condition, especially for pregnant women, has a...
Microstructure forming processes of the 26Mn-3Si-3Al-Nb-Ti steel during hot-working conditions
Microstructure forming processes 26Mn-3Si-3Al-Nb-Ti steel hot-working conditions
2010/8/12
In the last few years attention of automotive industry is focused on modern high-strength steels, which allow to decrease the weight of different elements of vehicles, what is directly connected with ...
Selection of the hot-working conditions for TRIP-type microalloyed steel
Metallic alloys TRIP-steel Hot-compression test
2009/12/2
Purpose: The aim of the paper is to develop hot-working conditions for a low-carbon Mn-Si-Al TRIP-type steel
basing on axial compression tests.
Design/methodology/approach: The influence of the aus...
FEM analysis of deepwater drilling risers under the operability and hang-off working conditions
drilling riser operability hang-off FEM analysis
2011/9/13
In recent years, numerous exploration activities of oil and gas industry have been conducted in ultra deep water. The global offshore industry is building systems today for drilling in even deeper wat...
汽车消声器多工况综合性能的评价方法（Evaluation Method of Vehicle Muffler's Comprehensive Performance under Multiple Working Conditions）
汽车 消声器 多工况
2009/5/22
定义了一种对消声器多工况下加权插入损失、背压系数、线性度系数进行综合量化的评价函数，以反映消声器在各个主要工况下的消声效果、空气动力性能以及声品质特征。以GT-Power软件为工具，计算了3种不同消声器的评价函数，并与实验结果进行对比。结果表明，该评价方法可以很好地反映消声器在多个工况下的综合性能，为消声器的匹配设计提供依据。
Process of Lockstitch Tightening and Optimisation of Thread Working Conditions. Part II. The Trial of Optimising the Interlacement Location in the Stitch Link
sewing machine sewing thread lockstitch stitch tightening interlacement
2009/2/13
The high level of destruction of the sewing thread after the sewing process is the main utility disadvantage of using a thread in a lockstitch sewing machine. Using the stitch tightening model present...
Process of the Lockstitch Tightening and Optimisation of the Thread Working Conditions. Part I. Dynamic model of the phenomenon
sewing machine sewing thread lockstitch stitch tightening interlacement
2009/2/12
During the formation of lockstitches in the sewing machine, the thread inserted into the stitch link by the needle undergoes extreme destruction as the result of the machine tool’s action. The stage o...
Stable Working Conditions of the Twisting-and-Winding System of a Ring Spinning Frame
ring spinning frame twisting-and-winding system working conditions model of dynamics
2009/2/8
The technological characteristic of the twisting-and-winding system of a ring spinning frame was determined on the basis of a model of the system’s dynamics (including its disturbances), which was for...
Influence of working conditions on overlapping of cutting and ground skidding in group work
group work cutting skidding working conditions multivariate analysis
2009/2/7
This research deals with the influence of working conditions on the duration of cutters participation in group work skidding. Two main theoretical assumptions were considered. First, working condition...
Structural and mechanical behaviour of TRIP-type microalloyed steel in hot-working conditions
Metallic alloys TRIP-steel Hot-compression test Dynamic recovery
2010/2/4
Purpose: The aim of the paper is to investigate the influence of various deformation conditions on microstructure evolution and flow curves of TRIP-type steel.
Design/methodology/approach: In order t...
Influence of hot-working conditions on a structure of high-manganese austenitic steels
Metallic alloys High-manganese steels Hot-working Dynamic recrystallization
2010/2/4
Purpose: The aim of the paper is to determine the influence of hot deformation conditions on σ-ε curves and structure changes of new-developed high-manganese austenitic steels.
Design/methodology/app...
Organizing for Better Working Conditions and Wages: The UNITE HERE! Hotel Workers Rising Campaign
Wages Better Working Conditions Organizing
2008/4/24
This article examines some of the strategies and success of the UNITE HERE! union in its ongoing Hotel Workers Rising: Lifting One Another Above the Poverty Line campaign in the United States and Cana...
Investigation of tractor engine power and economical working conditions utilization during transport operation
tractor slippage wheel fuel consumption engine speed power stubble gravelled road
2010/11/1
Article analyzes tractor working and its engine conditions from economical point of view. Overview of tractor wheel slippage reliance on the traction force and weight utilization coefficient is given....
The effect of working conditions on the selected parameters of duckfoot shares
forces resistivity of loosening speed of operation depth soil moisture
2014/2/28
We measured a series of six duckfoot shares in the years 1999–2000. The purpose of the research project resulted from the Grant EP7111 and the Research project MSM J06/98:122200002/I. We described for...
CHANGES IN WORKING CONDITIONS AND HEALTH AMONG DAIRY FARMERS IN SOUTHERN SWEDEN. A 14-YEAR FOLLOW-UP
musculoskeletal symptoms questionnaire longitudinal study
2010/12/24
The objective of this study was to describe and analyse the changes in working conditions and health among dairy farmers in Scania in southern Sweden during the period 1988-2002 by a repeat of a mail-...