Stand with feet hip - width apart, a dumbbell in each hand.双脚分开与臀部齐宽, 左右手各握一哑铃.The dumbbell will be raised 20 times by the sportsman tomorrow.明天,这个哑铃将被运动员举起二十次.Dumbbell exercises toned my muscles.哑铃操锻炼我的肌肉。The dumbbell w...
Objective To investigate the non - alkaloid constituent of Hippeastrun vittatum ( Amaryllidaceae ).目的研究 石蒜 科植物 花朱顶红中非生物碱类成分.I am a private collector of Amaryllidaceae.我是一名收藏石蒜的私人收藏家.Molecular Cloning of a Novel Mannose -...
The Minnesota work on kaersutite also showed the presence of the isotope neon - 21.明尼苏达大学关于钛角闪石的研究表明,其中也存在同位素氖 - 21.Today, most cyclotrons are used either for instructional purpose or for isotope production.今天大多数回旋加速器是用在...
这些虫子用肉眼看不见。The worms cannot be seen by the naked eye.简挡住了克罗斯的视线，他什么也看不见。Jane blocked Cross's vision and he could see nothing.这个森林黑暗寂静，经常有幽灵和看不见的鬼怪出没。The forest was dark and silent, haunted by shadows and unseen pres...
In the meantime, mechanisms against desynchronization attacks and cepstrum filtering are introduced to enhance robustness.同时, 通过引入抗异步攻击的机制和倒谱滤波,增强了算法的鲁棒性.This paper proposes a and blind digital audio watermarking algorit...