Carbon steel bars shall be free of scarfing in multiples of 50 " . "碳 钢条 应该自如地嵌接在50倍于自身的斜嵌槽中....

scarfing的音标：scarfing的英式发音音标为：['skɑ:fɪŋ]scarfing的美式发音音标为：['skɑfɪŋ]...

n.嵌接，斜嵌槽，气刨，烧剥...