Venus, Earth, and other planets also perturb Mercury's motion.金星, 地球和其他行星也使水星的运动受到摄动.Stellar passings can perturb the orbits of comets.行星的运行会使彗星的轨道发生扰动....
Dragons beget dragons, phoenixes beget phoenixes.龙生龙, 凤生凤." Dry mulberry - trees , old cypresses, trembling in its chill . There are nine Baby phoenixes , outcrying one another ; "枯桑老柏寒飕 飗,九 雏鸣 凤乱啾啾.Hundred phoenixes and...
一条大鱼从水中跃起.A large fish heaved itself up out of the water.马跃起将骑手摔于马下.The horse bucked the rider off.大鱼跃起十二次后开始绕着小船打转.After twelve fish leaping around the boat to move around....
它们是催化合成肉桂酸正丁酯的良好催化剂.They were good catalyst for synthesis of n - butyl cinnamate.计算并绘制了H_2O及反式肉桂酸的MEP图.MEP of H _ 2 O and trans - cinnamic acid were calculated, and themaps were drawn.以钨硅杂多酸为催化剂,通过肉桂酸和正丁醇反应合成肉桂酸正丁酯.Butyl...