Early results on the photoelectric effect had not produced consistent results.有关光电效应的早期实验,并未取得协调一致的结果.This is obviously due to the Compton and photoelectric effects.很明显,这是由于康普顿效应与光电效应作用的缘故.Photoelectric spectrophotometer...
The idea of Toni being in danger distresses him enormously.想到托尼正处于危险中，他心急如焚。Toni looked at him rather haughtily.托尼很傲慢地看着他。Toni reckoned that it must be about three o'clock.托妮估计当时肯定是3点钟左右。...
Baby white - faced capuchin monkeys play in a Costa Rican rain forest.热带雨林野生动物图片画廊.白脸婴儿僧帽猴玩耍在哥斯达尼加雨林.Gallery: Tropical Forest Wildlife Baby white - faced capuchin monkeys play in a Costa Rican forest.热带的雨林野生动物图片.白色的脸型僧帽猴...