1) multiple excitation
多励,复励,多激;多次激发
2) multi-support excitation
多点激励
1.
A response spectrum method for random vibration analysis of structures under multi-support excitations;
多点激励下结构随机地震反应分析的反应谱方法
2.
Methods of seismic response analysis for long-span bridges under multi-support excitations of random earthquake ground motion;
随机地震动场多点激励下大跨度桥梁地震反应分析方法
3.
Seismic response analysis for long-span continuous rigid-framed bridges under multi-support excitations of random earthquake ground motions;
随机地震动场多点激励下大跨度连续刚构桥的地震反应分析
3) multi-frequency excitation
多频激励
1.
Super-harmonic resonance of Duffing-van der Pol system to multi-frequency excitation;
多频激励下达芬系统的超谐共振
2.
In this paper,the main resonance of nonlinear Duffing-van der Pol system to multi-frequency excitations is investigated,and the MultiScale Method is used to obtain the first-order approximate solution.
首先利用多尺度法分析了Duffing-van der Pol系统在多频激励下的主共振响应,得到了该系统的一次近似解。
6) multiple support excitation
多点激励
1.
Spatial seismic response analysis of long-span combined bridge of continuous rigid-frame and arch structure under multiple support excitation;
多点激励下大跨度连续刚架拱组合桥的空间地震响应分析
2.
Random response analysis of long span structures with TMD under multiple support excitation;
大跨度结构TMD减震系统多点激励的地震随机响应分析
补充资料:多苯基多亚甲基多异氰酸酯
多苯基多亚甲基多异氰酸酯,简称PAPI,或称粗MDI,浅黄色至褐色粘稠液体.有刺激性气味。相对密度(20℃/20 ℃)1.2,燃点218℃。PAPI实际上是由50%MDI与50%官能度大于2以上的多异氰酸酯组成的混合物。升温时能发生自聚作用。溶于氯苯、邻二氯苯、甲苯等。PAPI的活性低,蒸气压低,只是TDI的百分之一,故毒性很低。
用于制造聚氨脂胶粘剂。也可直接加入橡胶胶粘剂中,改善橡胶与尼龙或聚酯线的粘接性能。贮存于阴凉、通风、干燥的库房内,远离火种、热源。严格防水、防潮,避免光照。
用于制造聚氨脂胶粘剂。也可直接加入橡胶胶粘剂中,改善橡胶与尼龙或聚酯线的粘接性能。贮存于阴凉、通风、干燥的库房内,远离火种、热源。严格防水、防潮,避免光照。
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