ducting

名词 n. 动词 v.
中文释义

英文释义

名词 n.
  1. ductwork
    — The ductings are extendable tubes made of synthetic or steel sheets (Fig. 2.1). Their cross section amounts to ca 1/60 to 1/30 of the tunnel cross section.
动词 v.
  1. present participle and gerund of duct form-of,gerund,participle,present

词形变化

ductings plural
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