| 释义 | 
             
                metrology grating
                
            meteorologicaladj. 气象的electrocardiogramn. 心电图
 计量学jì liàng xué 
 metrology度量衡学dù liàng héng xué 
 metrology阱盖jǐng gài 
 area grating摩擦声mó cā shēng 
 grating箅子bì zǐ 
 grate; grid; grating光栅guāng shān 
 grating, raster, raster display栅状反射器shān zhuàng fǎn shè qì 
 grating reflector刺耳的cì ěr de 
 harsh; hoarse; strident; raspy; grating铁窗tiě chuāng 
 a window with iron grating, prison
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