“套筒”怎么读

“套筒”的英语可以翻译为：jacket，sleeve，bushing，sleeve piece ...

植株树干用铝制套筒包着.Aluminum sleeves were placed around the stems.套筒必须将预计中积雪最高处以上的茎干包裹着.The sleeves must cover stems to a point above the greatest expected snow accumulation.此外, 在 长期 的使用以后套筒冠的固位力可能有显著地下降.Additionally, a marked d...