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Construction Machinery
1001-554X
1997 Issue 7
hzs60 xing hun ning tu jiao ban zhan
lv yue han ;
..............page:3-6
ye ya wa jue ji quan gong lv kong zhi
Power control system used by hydraulic system for excavators of foreign countries is described in this paper. Keywords hydraulic excavator;power control;engine speed sensing
..............page:34-39
kong jian zuo he zhen dong xiao chu fang fa
lu nian li ; li yi shen ; yang wen jun ; fang xu wei ;
..............page:21-24
quan ye ya wa jue ji ke chai xie dou gan jia chang bi de she ji
zheng gui qing ;
..............page:10-13
xuan zhi yu fei xuan zhi shi cha che zuo yi jian zhen xing neng dui bi shi yan yan jiu
Vibration Isolation property of suspension and unsuspension seats for fork lift is compared by stand test.From the analysis of test result judged by ISO 2631;the vibration isolation property of suspension seat is much be
..............page:31-33+7
lsm mao gu ti xi mao ju
xiao jian bing ;
..............page:39
duo yuan he jin hua xin xing di he jin bai kou zhu tie de zu zhi yu xing neng yan jiu
In this paper;design of microstructure and chemical composition of new low alloy white cast iron is described.The influence of rare earth complex treatment and heat treatment on the microstructure and property is studied.
..............page:25-30
cai liao dai ma
cheng xi kang ;
..............page:40-41
fen pen jiao ban zhuang ji zhu yao can shu de ji suan ji xuan ze
wang neng ; ye mao ;
..............page:8-10
shi gong sheng jiang ji dan huang huan chong qi de she ji
The spring buffer of our construction lifter cant work properly as a buffering protection device owing to poor design.This is very damaging to the machine.The reason is lack of a rational design method.A design princi
..............page:14-16
ta shi qi zhong ji hui zhuan jiao liu bian pin diao su xi tong she ji
Design plan of speed modulation system with A.C.frequency converter for slewing mechanism of tower crane is described.This frequency converter uses vector converting control;multiple CPU microprocessor and PLC as a control
..............page:16-21
dc gong si f0/23b ta diao zhe bi shi gu fen xi
wang tian zuo ;
..............page:43-46