英语词汇“ventil”的翻译、意思、用法、释义-英汉双解词典-注文网

单词	ventil
释义	ventil ['ventil] n. 活瓣
随便看	constant current regulation constant current regulator constant-current regulator constant-current source constant current source constant - current source constant-current street-lighting system constant-current supply constant current supply constant current system constant-current system constant-current titration constant current transformator constant current transformer constant-current transformer constant-current transformet constant current type constant current welding machine constant-current welding source constant curvature constant cutting speed constant cyclic code constant damping constant damping locus constant danger 秤钩打钉，拗曲作直秤锤不离秤杆秤锤压千斤，人小骨头重秤锤小，压千斤秤锤掉到鸡窝里，蛋打鸡飞秤锤秤杆，相离不远秦不管魏不收秦之积衰，天下土崩瓦解。 (秦人不暇自哀，而后人哀之。)后人哀之，而不鉴之，亦使后人而复哀后人也。秦人不暇自哀，而后人哀之；后人哀之而不鉴之，亦使后人而复哀后人也祷文祷求祷祈祷祝祸祸不单行祸乱祸事祸从口出，病从口入祸从天降