extruder length to diameter ratio挤: crowd; pack; cram塑: model; mould机长: aircraft commander; crew com ...径: footpath; path; track比: 2下载手机词典可随时随地查词查翻译关注微信公众号：chachacidian，回复:挤塑机长径比，即可在微信中查询翻译
