arabella_wang
幼苗
共回答了21个问题采纳率:85.7% 举报
摆锤冲击试验机 pendulum impact testing machines
大型金相显微镜 large-type metallurgical microscope
投影万能测长仪 Universal Projection Length Measuring Instrument
布洛维光学硬度机 Burawoy optical hardness machine
便携式直读光谱分析仪(德国进口) Portable direct-reading spectrometer (Germany Import)
超声波测厚仪 ultrasonic thickness meter
金相试样磨抛机 Metallographic Specimen Grinding and Polishing Machine
超声波探伤仪 crackmeter
里氏硬度计 Leeb hardness tester
液压万能试验机 hydraulic universal testing machine
γ射线探伤仪 γ-ray flaw detecto
1年前
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