可能受到振动、波动载荷、冲击载荷或动力载荷的内部螺栓应加以保护防止松动。可采用双螺母、防松动垫圈、点焊等。
Internal bolts subject to vibration, fluctuating load, impact load or dynamic load shall be protected against loosening. Double nuts, unti-loose washers, tack welding, etc. shall be used.
很好地调节电源使波动最小化并在载荷变化情况(如同电镀容器中看到的那样)下提供稳定的可预知电流。
The power supply is well regulated to minimize ripples as well to deliver a steady predictable current, under varying loads such as those found in plating tanks.
摘要抽油机中载荷变化大，易引起电动机转速和转矩的波动。
This paper mainly focuses on the fluctuation of velocity and torque of the electromotor because of the variational load in the pumping unit equipment.
即使刀具很硬，也应当有足够的韧性，以承载切削初始时的冲击载荷，或应对因工件材料瑕疵所引起的波动。
Even though the tool is hard, it should have enough toughness to withstand the impact loads that come in the beginning of cut or to force fluctuations due to imperfections in the work material.
根据单个截齿的受力模型和计算公式，建立了采煤机滚筒力矩模型和载荷波动模型。
On the basis of mechanical model and formula of single bit, the moment model and load fluctuation model of shearer's drum are built.
从而提出石圪节煤矿残留煤柱顶板岩层具有明显的薄板特征、波动特征的基本顶载荷是支架选型的关键因素及综采回收矿井残留煤柱支架选型的依据。
Thereby it can be seen that the load of Shi ge-jie mine coal pillar roof with sheet character and fluctuate character are the key factors of support selecting.
游梁式抽油机的耗能量与载荷波动系数CLF成正比。
The energy consumption of the beam pumping unit is proportional to the coefficient of load fluctuation CLF.
仿真曲线及实际运行效果表明，切削载荷波动幅度降到了最低限度，系统运行稳定可靠。
The simulation curves and the effect of working in practice show that the swing of load wave during boring can be reduced to the lowest level and the system is in a stable and reliable situation.
但由于矿用带式输送机工作环境恶劣，载荷分布不均、载荷波动大等特点，所以在使用维护方面又具有其特殊性。
However, due to poor working conditions for mine belt conveyor, the uneven load distribution, load fluctuation features, it has its particularity in the process of using and maintenance.
通过分析截齿排列参数对截割头载荷的影响，提出了降低载荷波动的策略，建立了基于载荷波动最小的截割头截齿排列参数优化设计数学模型。
By the analysis of pick arrangement parameters influenced on the load acting on cutting head, the strategy is presented to depress the load fluctuation.
采用载荷控制、非对称正弦波动态载荷变化方式对水泥土进行疲劳载荷试验。
The fatigue behavior of cement-sodium-silicate-grouted soil is investigated by cyclic loading test of dynamic asymmetric sine wave load.
在弯曲变形的前期，载荷和位移曲线都成线性变化，干态试样在载荷达到峰值之前会出现小的波动。
The load and displacement curves is linear at the early stages of the flexural deformation, the dry samples have a little fluctuation before reach the load peak.
为了研究梯度非均匀有限板中裂纹动态响应问题，用波动有限元的方法研究了梯度非均匀板中裂纹在冲击载荷作用下的动态响应。
The wave finite element method was used to study the dynamic response under impact loading in a gradient non-homogeneous plate with a crack.
综合现代采煤机螺旋滚筒设计理论和方法，将模蝴理论应用于螺旋滚筒结构参数的优化设计、能充分考虑影响载荷波动的各种因素的模糊性。
Based on up-to-date design theory and method of spiral type cutting drum for a shearer, the authors apply fuzzy theory to optimum design of structural parameters of the drum.
采用载荷控制、三角波动态载荷对水泥土进行三轴疲劳试验，得出水泥掺量、加载频率和循环周数对水泥土疲劳特性的影响规律。
The test results show that the fatigue property curve and the cyclic stress-strain curve of LZ50 axletree steel perfectly conform to double logarithm linear relationship.
采用载荷控制、三角波动态载荷对水泥土进行三轴疲劳试验，得出水泥掺量、加载频率和循环周数对水泥土疲劳特性的影响规律。
The test results show that the fatigue property curve and the cyclic stress-strain curve of LZ50 axletree steel perfectly conform to double logarithm linear relationship.
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