Lowald洛瓦尔德lowadj.低的；少的；低落的；低声的；卑劣的；低等的adv.低地；低声地；低下地；廉价地n.低水平；低价；低谷v.哞哞叫low-priority laboratory混合型专业实验室low-pass filter circuit低通滤波电路low measurement data rate低数据率low voltage cable end box低压电缆端箱low tension motor starter低压电动起动机low-frequency operation低频运行low temperature isotropic各向同性低温, 低温各向同性的low-temperature reactor低温核反应堆low temperature incubator低温培养箱low temperature corossion低温腐蚀