英语词汇“upper tangential arc”的翻译、意思、用法、释义-英汉双解词典-注文网

单词	upper tangential arc
释义	upper tangential arc 上切弧
随便看	underwater sound system underwater sound telephone underwater sound test tank underwater sound transducer underwater sound velocimeter underwater sound wave underwater spectrophotometer underwater speech communication underwater spring underwater stage decompression underwater stereoscopic television underwater storage underwater structure underwater surveillance underwater survey underwater survillance underwater swimming underwater synchronization underwater tank underwater tanker underwater target identification and delay system underwater target simulator underwater task light underwater technology underwater telegraphing 一哭摧心肝，屡哭雕朱颜；心肝摧曰痛，朱颜雕曰乾。一唱三叹，余音绕梁一唱三叹，如泣如诉一唱三叹，由于千锤百炼。一唱都护歌，心摧泪如雨一唱雄鸡天下白一善足以消百恶。一喜免三灾一喷一醒，再接再砺一嘴吃个鞋帮，心里有底おりる【下りる・降りる】おりんぴあんおりんぴっくおりーぶおりーぶいろおりーぶおいるおりーぶ色おり交ぜるおり元おり入って