例句與造句

1. 4 . the ground surface response spectrum of acceleration 、 velocity and displacement were calculated using ndfeps-2d
   4、運(yùn)用ndfeps-2d計(jì)算了若干場(chǎng)地模型的地面加速度反應(yīng)譜、速度反應(yīng)譜、位移反應(yīng)譜。
2. since the surface response contains information regarding the defect of concrete, the data can be processed to depict the location and size of the defect
   由于應(yīng)力波在混凝土內(nèi)部傳遞時(shí)，遇到缺陷會(huì)產(chǎn)生反射、折射或繞射行為，故傳回表面之訊號(hào)含有內(nèi)部缺陷資訊。
3. it has been proved that some structural adjustments may somehow cut down on the surface radiation noise of the engine, thus bringing down the overall noise level . basically it means to increase the structural rigidity and the damping so as to reduce the structural surface response under the same exciting force
   實(shí)踐表明，在結(jié)構(gòu)上采取措施可以一定幅度地降低發(fā)動(dòng)機(jī)的表面輻射噪聲，從而降低整機(jī)噪聲?？刂频幕敬胧┦窃黾咏Y(jié)構(gòu)剛度和阻尼，使得在同樣的激振力作用下減少結(jié)構(gòu)表面響應(yīng)。
4. It's difficult to find surface response in a sentence. 用surface response造句挺難的