常見(jiàn)例句雙語(yǔ)例句Wide variety of bar gusset plate can be installed on a keel on the changes in width can be formed.多種板寬條型扣板可同時(shí)安裝在一根龍骨上，可形成寬窄變化。big5.gdfj.cnal.com 返回 bar keel