holddown中文什么意思

(费用等的)缩减。

• battery holddown holddown:    电瓶夹板
• bale holddown:    草捆夹紧板
• battery holddown:    电瓶夹板

例句与用法

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1. The parts and units of jigs and fixtures . round holddown
   机床夹具零件及部件.圆压块
2. The parts and units of jigs and fixtures . holddown screw
   机床夹具零件及部件.压紧螺钉
3. The parts and units of jigs and fixtures . curve holddown
   机床夹具零件及部件.弧形压块
4. Taper shank arbor for boring tool and reamer with holddown open . dimensions
   锥柄卡口镗铰刀杆.尺寸
5. The parts and units of jigs and fixtures . hexagon - headed holddown screw
   机床夹具零件及部件.六角头压紧螺钉

百科释义

Holddown timer works by having each router start a timer when they first receive information about a network that is unreachable. Until the timer expires, the router will discard any subsequent route messages that indicate the route is in fact reachable.