英语词汇“ductile cast iron pipe”的翻译、意思、用法、释义-英汉双解词典-注文网

单词	ductile cast iron pipe
释义	ductile cast iron pipe 延性铸铁管
随便看	welded blade root welded body welded bond welded bonnet welded bridge welded casing welded cathode welded chain welded chain cable welded chock welded connection welded connector welded construction welded contact welded contact rectifier welded-contact rectifier welded corner joint welded crossing welded diaphragm welded disc rotor welded disk rotor welded drum welded dyke wel-dede welded element 学数有终，若其义则不可须臾舍也。学无前后，达者为先学无常师学无早晚，但恐始勤终惰。学无早晚，但恐始勤终随。学无端绪，虽依放圣贤而为言，要其旨归实已悖戾，庞杂肤浅，何足为据？学易而好难，行易而力难。学易而好难，行易而力难，耻易而知难学易而好难，行易而力难，耻易而知难。学之不好，行之不力，皆不知耻而耻其所不足耻者乱之也。不学不行者有矣，人未有一无所耻者，乞人与有之。学有专攻金边金迷纸醉金酒金銮殿金针金针度人金针菜金针虫金钗金钗石斛