profile barrier纵向: direction; machine direction ...护栏: guardrail; guard bar; rail中央纵向护栏: central profile barrier混凝土纵向护栏: concrete profile barrier钢筋混凝土纵向护栏: reinforced profile concrete parapet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:纵向护栏，即可在微信中查询翻译
