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- vibration caused by blasting 爆破震动
- The potential damage of surrounding buildings caused by blast wave is analyzed. 分析冲击波对建筑可能造成的损坏情况;
- During minor earthquakes,the vibration may be no greater than the vibration caused by a passing truck. 在小震过程中的震动也许与行驶着的卡车所引起的震动差不多。
- During minor earthquakes, the vibration may be no greater than the vibration caused by a passing truck. 在小震过程中，震动也许没有行驶着的卡车所引起的震动大。
- The major reasons are:the lateral vibration caused by the mass imbalance force,the drilling string whirling and collision. 带扶正器下部钻柱组合失效的主要原因有二：一是下部钻柱的质量不平衡引起横向振动；二是钻柱进动和碰摩。
- In this paper,the method for optimizing the blasting parameters so as to minimize the damage of backfilling caused by blasting vibration and to improvethe safety under the backfilling is expounded. 为正确应用充填技术，做到安全生产，着重阐述了通过优化爆破参数，减小了爆破振动对充填体产生的危害，从而提高了井下职工在充填体下工作的安全性，并为减少矿山伤亡事故提供了经验。
- The theory,design and application of a vibration isolating system for hammermill were introduced through analyzing source of the vibration caused by hammermill. 通过对粉碎机产生振动原因的分析，介绍了粉碎机隔振的理论、设计和应用。
- In the traditional acceleration and deceleration control method, the vibration caused by acceleration discontinuity affects the machining quality and equipment life. 摘要传统的加减速控制方法由于加速度的不连续性，易使机床产生冲击，影响零件加工质量和机床使用寿命。
- Buses and automobiles were, in general, rendered inoperable by blast and fire as well as by damage caused by flying debris. 公共汽车及其它汽车受到爆震波，大火以及飞弹片的破坏后，一般不能再使用。
- Many kinds of vibrations caused by aerodynamic on large power plant equipment are introduced: the vibrations caused by rotation stall and vortex, surge and excited vibration. 介绍了大型电站设备中几种常见气动力诱导的振动：旋转失速和旋涡诱导的振动、喘振及间隙气流激振。
- Lightweight floor systems are subjected to uncomfortable levels of vibration caused by occupant activities such as walking,dancing and aerobics. 轻质楼板系统易受居住者步行、跳舞和有氧运动之类活动激励产生人体不适的振动。
- Roughness of the skin can be caused by bad diet. 饮食不好可能引起皮肤粗糙。
- Amplitude characteristics of vertical ground surface vibration caused by explosion seism are studied by using the experimental method. 对地面附近爆炸地震引起的地面竖向振动幅值特性进行了实验研究。
- Firstly the initial crack length is calculated according to the stress wave theory: then, the ultimate cracking length caused by blasting is got by the brittle fracture theory of rock. 然后按照岩石的脆断理论计算爆生裂缝的最终扩展长度，对预裂爆破中爆炸作用过程和裂缝的扩展机理进行分析。
- Based on dynamic analysis,this paper analyses the reason of piping vibration caused by reciprocating compressor and bringst forward the method to inhibit piping vibration. 从动力分析角度,对往复式压缩机引起管道振动的原因进行分析,提出控制管道振动的方法。
- Since equivalent moment of inertia of both the hob-spindle and the worktable are very small, rotating vibration caused by load torque fluctuation becomes large. 但是刀具轴或工件轴的等效转动惯量极小，使得负载转矩波动引起的回转振动很大。
- Since equivalent moment of inertia of both the hob-spindle and the worktable are very small,rotating vibration caused by load torque fluctuation becomes large. 在伺服机构中设计一种可调式惯性阻尼器,直接附加在电机转轴上,惯性阻尼器的阻尼系数可以通过惯性轮和电机轴之间的间隙来调整。
- The malformation of his knee is caused by a fall. 他膝盖的畸形是由摔了一跤造成的。
- This article discusses the reason of the noise and vibration caused by the air heater and air set pipe of No8 boiler of Fujian Nanping Paper Mill during test run and the measures to dispel them. 叙述了南纸股份有限公司%23锅炉在试运行中空气预热器及冷风道产生振动和噪音的原因及消除措施。
- The gasoline shortage caused by driver's strikes. 汽油短缺是由司机罢工引起的。
