工学 核辐射探测 释 photo multiplier tube; PMT 光电倍增管 将光信号转换为光电子并进行多级电子二次发射的适用于微弱光信号检测的高灵敏度的真空管。 理学 工程地质现场试验 释 pressure meter test; PMT 旁压试验 利用旁压仪研究地基土承载力等内容的方法。是一种工程地质现场试验。
系统软件 操作系统 释文 page map table, PMT 页映射表
- satellite antenna
- satellite antenna reflector metal mesh
- satellite astronomy
- satellite attitude determination
- satellite autonomous integrity monitoring
- satellite balloon
- satellite based augmentation system
- satellite-based augmentation system
- satellite based differential positioning
- satellite based differential positioning system
- satellite-based entanglement distribution
- satellite-based gravity field model
- satellite-based train control system
- satellite borne atomic clock
- satellite-borne infrared radiometer
- satellite borne instrument
- satellite-borne sensor
- satellite-borne telescope
- satellite broadcasting and TV transmission networks
- satellite bus
- satellite camera
- satellite camera with quadraxial mounting
- satellite camera with quadraxial tracking frame
- satellite cell
- satellite cells