- 相关词组
- sunken shoulder塌肩(玻璃制品缺陷)
- sunken stomata内陷气孔
- manhole steps人孔梯
- type of manhole人孔类型
- manhole with convex cover凸形盖人孔
- manhole plate检查孔盖;人孔盖;人孔盖板
- be sunken洼陷;
- handhole and manhole openings手孔和人孔开口
- manhole with butt welded flange对焊法兰人孔
- manhole with vertical hanging cover垂直吊盖人孔
- tight manhole cover密封式入井盖板;检查井密盖
- sunken throat沉降式流液洞
- sunken tank地下储罐
- manhole size人孔尺寸
- sunken tube沉埋管段
- turning manhole转弯人孔
- manhole frame人孔铁口
- manhole head检查井盖
- manhole ladder油罐内梯
- manhole cover人孔盖，探井盖，升降口盖;
- 今日热词
- 热门搜索
- blouse n.宽松的上衣;女衬衫;短上衣;工装;vt.使…宽松下垂;
- airspace n.领空，（某国的）空域;
- plain text n.纯文本;纯文本数据，明文(以ASCII形式储存的数据)
- lavatory n.厕所;盥洗室;<宗>洗礼盆;
- maple n.枫树;槭树;槭木淡棕色;
- df dead freight 空舱费;
- original adj.最初的;独创的;原作的;n.原件，原稿;独特的人;
- type n.类型，种类;一类（人或事物）;…类型的人;印刷文字;v.打字;定型;
- dissatisfy vt.使不满意，使不满足;使失望;
- what's up 怎么了，发生什么啦？;近来如何？;
- sickness n.疾病;恶心;呕吐;弊病;
- preview n.预演;预先评述;v.预先观看;写预评;概述;
