Accurate hardening of precision parts
对精密部件的准确硬化
portable precise acidimeter
便携式精密酸度计
accurate presentation
的正确反映
podbielniak precise distillation apparatus
波氏精密分馏装置
Accurate scales and measures
秤平斗满
ultra-precise surface grinder
超精密表面研磨机
accurate weights and measures
秤平斗满
precise bar mill with rapid roll change
带快速换辊装置的精密棒材轧机
accurate differentiation
辨证准确
precise measurement of strata movements
地层移动精密测量
accurate range marker
精距离指示器
underground precise traverse
地下精密导线