已知活性炭对很多反应是一种极好的催化剂.Activated charcoal is known to be an excellent catalyst for many reactions.蒸气回收罐中充满了活性炭.The canister is filled with activated charcoal.活性炭罐蒸气排泄阀是由真空控制的.The canister vapor - vent value is operated by v...
表面风是控制非潮汐的海流表面浪的基本营力.The surface wind is the principal agent controlling nontidal currents'surface waves.海洋潮汐的冲洗,把我们彼此分离.And a sea of tidal waves, To wash us all away.孩子们弄懂了月球与潮汐的关系.The children learn about the rela...