滑道—永久性支座一体化施工
slideway- permanent bearing integral construction
横向永久船磁
athwart ship permanent magnetism
钴合金永久磁铁
cobalt alloy permanent magnet
高温压缩永久变形性能
compression permanent set
高温压缩永久变形
permanent set at high temperature
thermo compression set
高分子永久性抗静电剂
high molecular permanent antistatic agent
高分辨率永久磁铁
high resolution permanent magnet
辐射永久效应
permanent effect of radiation
非永久性修复
semipermanent restoration