励磁电源部分采用交流励磁方式,构建励磁主回路.The power supply circuit is on the principle of AC excitation.研究磁电滞回线在交变外场下的动力学性质的课题称为回线动力学.Hysteresis phenomenon is very common in many ferroelectric materials.为确保机车安全可靠地运行,提出了加装故障励磁电路的建议.The prop...
He took the paraffin stove on a picnic and the ruddy thing wouldn't work.他带了那个煤油炉去野餐，但是那个该死的东西根本用不了。Methods Paraffin method, semi - thin sectioning, and histochemical method were used.方法石蜡切片法 、 半薄切片法 、 组织化学法.Anatomi...
Saying excuse me, pardon me, Seaton pushed his way into the crowded living room.西顿一边说对不起、借过，一边挤过人群进入拥挤的客厅。Seaton lay on his bed and gazed at the ceiling as the light faded...光线渐渐暗了下去，西顿躺在床上，凝视着天花板。Seaton lay on his bed a...