They went on a ten-mile hike through the forest.他们做了一次穿越森林的十英里徒步旅行。I don't care to go on a hike.我不喜欢徒步旅行。...a 5-day hike into the interior.为期 5 天、深入内地的远足These little boys need someone to lead the way on their hike.这...
Keywords multimedia network teaching; network courseware; didactical resource.[关键词]媒体网络教学; 网络课件; 教学资源.The Computer - Assisted Instruction [ CAI ] has long been proved is an effective didactical means.计算机辅助 教学,作为一种新型的教学手段...
除氧剂 、 干燥剂 、 保鲜剂制售; 粮油食品销售.Chuyang agents, desiccant, preservation of manufacturing and selling agent ; With food sales.含有锰的生铁,用作除氧剂,用在制钢时提高锰的含量.An alloy of iron and manganese used in the production of steel.是锅炉给水和蒸汽换热设备的...
Especially, the number of Bohr magneton calculated is in good agreement with those experimentally determined.特别是, 计算所得到的Bohr磁子数与实验值颇为吻合.When the photon acts as the medium of magnetic field, it is called photonic magneton...