现在我们可以在网上找到良多电子藏书楼、电子档案馆.Now we can find many electronic library and archives in the network.园中文源阁是全国四大皇家藏书楼之一.Chinese Garden Court is the source of the National Library one of the four Royal.他从藏书楼借了很多的书但是一本儿都不读.He borro...
那里每年秋天有2,000头灰色小海豹出生。Two thousand grey seal pups are born there every autumn.为了获得海豹皮而用棍棒打死幼海豹是不道德的。Clubbing baby seals to death for their pelts is wrong.每年对海豹的选择性宰杀the annual seal cull...
研制一种新型超低频垂直隔振系统.A novel ultra - low frequency vibration isolator is established.控制电源输入, 实现了超低频电缆试验装置的输出幅值从0～30kV可调.By controlling input of power, the output from 0 ~ 30 kV of sinusoidal can be adjusted.在特征提取中还考虑了HRV中 超低频...