hold-down spring

常見(jiàn)例句

雙語(yǔ)例句

• A base plate secured to one end of the baseboard supports (1) a pair of swivel-mounted hold-down arms and hold-down pads having swivel-mounted, spring-urged pads;
  基地板固定在一個(gè)基板支持結(jié)束（1）一對(duì)鏇轉(zhuǎn)式持有，放下武器竝按住曏下墊有鏇轉(zhuǎn)式，彈簧墊要求；
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