However,the process of Marxist development suggests that the nature of its development is represented in the dialectical movement of both "struggle" and "harmony".
对马克思主义发展规律的认识,历来有强调“斗”即同各种错误东西作斗争的一面以及强调“和”即吸收各种合理东西的一面这两种观点。
Research on the calculation method for bucket wheel diameter of bucket wheel reclaiming machine;
无格式斗轮取料机斗轮直径计算方法的研究
Optimal design of dump rail curve parameter of skip with up-open fan gate;
上开式扇形闸门箕斗卸载曲轨曲线的参数优化
Dynamic stress analysis of dump rail during skip with up-open fan gate getting through dump rail;
上开式扇形闸门箕斗卸载曲轨的动态受力分析
Reform on the skip of main inclined well in Dahe Coal Mine;
大河矿主斜井箕斗更新改造
Optimization of the control on the falling reference of the grab bucket of ore ship unloader;
矿石卸船机抓斗下沉量控制优化
According to the actual working conditions of bolting-shotcrete supporting in coal-mine tunnel,the working mechanism of different buckets was studied,their merits and demerits were analysed,and the double-crank grab bucket with assistant linkage was proved to be an ideal choice of grabbing materials in coal-mine tunnel because its motion trace was definite and symmetric and occupied lesser space.
从巷道锚喷支护中物料抓取的实际作业环境出发,对拟采用的几种抓斗的工作机理进行了分析研究,比较了各方案的优缺点,指出辅助连杆的双曲柄抓斗的运动轨迹确定、对称,且具有在竖直方向上占用空间最小的特点,是井下巷道施工中物料抓取的理想选择,这种设计方法能够为相关抓取装置的设计起到参考作用。
This paper analyses in quantity for the key factors to influence the fold and unfold of the grab bucket in the four-drum grab bridge ship unloader.
对四卷筒抓斗卸船机抓斗开闭的影响因素进行定量分析,根据悬索理论,给出了悬垂段钢丝绳的悬垂方程。
The fission dipper handle of the WK-10 type excavator is difficult to be repaired.
针对白云鄂博铁矿使用的WK—10电铲斗杆断裂后难以修复的情况,根据材质特性及以往现场处理经历,通过对断裂的斗杆进行局部更换的方法,恢复其使用功能。
The strength of excavator 2100BL's dipper handle is studied using Super SAP computer code in this paper.
应用Ｓｕｐｅｒ ＳＡＰ程序对２１００ＢＬ电铲斗杆进行了强度分析，得出不同工况下的最大应力值及危险截面位置。
The dipper handle is one of the most important components in WK-10 excavator.
WK-10型挖掘机斗杆是挖掘机工作装置的主要构件之一,其所受载荷复杂,极易发生断裂失效。