1) amplitude modulation of internal force
内力调幅
2) internal force adjustment
内力调整
1.
Contents of earthquake force calculation,design requirements in the beam and column section of frame structure and structural internal force adjustment are changed in new“Building Anti-seismic Design Standards"and“Technique Regulations of Tall Building Concrete Structure".
在新的《建筑抗震设计规范》及《高层建筑混凝土结构技术规程》中,关于地震作用计算、框架梁柱截面的构造要求、结构内力调整等内容有较大改变。
2.
Changing boundary conditions and imposing compulsory displacements on some nodes were applied to simulate system transformation and internal force adjustment respectively.
采用空间有限元方法对刚性悬索加劲钢桁梁桥的施工全过程进行了仿真分析,通过变化边界条件与施加节点强制位移分别模拟结构体系转换和内力调整,采用释放纵梁一端的纵向刚度来模拟纵梁长圆孔的影响,对比了6种主要工况下结构的内力和位移。
3) amplitude modulation
调幅
1.
The inductosyn's output signal is an amplitude modulation signal and its amplitude is small.
感应同步器输出的感应信号是调幅信号且幅度很低,为采用幅度细分技术,需对其输出的感应信号无失真的放大。
2.
Based on the nonlinear characteristic of sound filed response of reproducing difference frequency wave,study on the influence of amplitude modulation and the preprocessing of sound signal on acoustic distortion and power consumption.
基于再现差频波声场响应非线性的特点,系统研究了调幅方式、声信号预处理等方面对再现差频波声场响应和功率消耗的影响,分析得到了波形、带宽、调幅系数、频率对失真度之间的关系。
4) AM
[英][,eɪ 'em] [美]['e 'ɛm]
调幅
1.
Dynamic ISAR Imaging of Maneuvering Target Based on Multicomponent AM-LFM Signal Parameter Estimation;
基于调幅-线性调频信号参数估计的机动目标成像方法
2.
The Design of AM Stereo Broadcast System Based on Phase-Inversion Symmetry Method
基于反相对称法的调幅立体声广播系统设计
3.
After sampling by the sound card,the AM signal is demodulated in the digital domain and the pulse signal is recovered.
利用线性调幅的方法,可以将脉搏信号的频谱移动到声卡所能采集的范围内,通过声卡采集后,在数字域中进行调幅信号的解调,从而恢复脉搏信号;同时还讨论了普通调幅波的一种实现方法及数字调幅波的解调原理。
6) frequency and amplitude modulation
调频调幅
1.
A frequency and amplitude modulation(FM/AM) pulse generator with large amplitude and narrow width was introduced,by using it,the effect of electro-plasticity induced by current pulse could be applied to metal wire drawing.
介绍了一种将电流脉冲的电塑性效应应用于金属拔丝的调频调幅大电流窄脉冲电源系统。
补充资料：内力
1.内部的力量。 2.物理学名词。指一个体系内各部分间的相互作用力。如:将宇宙看做一个体系，星体间的相互作用力是"内力";将原子看做一个体系，电子与原子核的相互作用力是"内力"。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条