查询词典 valid operation

documentary sight draft：即期跟单汇票

operation of straddle carrier 跨运车装卸(集装箱)作业 | documentary sight draft 即期跟单汇票 | operation of station 车站作业

sign for point operation：转辙号讯

"sign for forbidding movement","禁止移动号讯" | "sign for point operation","转辙号讯" | "sign for push operation","推进运转号讯"

Operation of the device is extremely simple：这个装置的操作非常简单

Regular servicing guarantees the smooth operation of the engine. 定期维修可保持发... | Operation of the device is extremely simple. 这个装置的操作非常简单. | military activity 军事行动 countable usual...

simplex operation：单工

莫尔斯电码 Morse code | 单工 simplex operation | 双工 duplex operation

Operation Solstice：至日行动

Operation Nordwind 诺德文德行动 | Operation Solstice 至日行动 | East Pomeranian Offensive 东波美拉尼亚防御战

operation surroundings：作业环境

operation n. 运行,运转 | operation surroundings 作业环境 | operator n. 操纵员

reconstructive operation for Fallot tetralogy：法洛四联症矫正术

reconstruction of coronary artery 冠状动脉重建术 | reconstructive operation for Fallot tetralogy 法洛四联症矫正术 | reconstructive operation for Fallot trilogy 法洛三联症矫正术

operation time chart：操作程序图

"操作系统","operation system" | "操作程序图","operation time chart" | "可操作","operational"

He has to have an operation to undergo at once：他不得不马上动手术

operation n.[c] the act of a surgeon who cuts the body of a patient(外科)手术 | He has to have an operation to undergo at once. 他不得不马上动手术. | n.[u] working, the way something works 工作;运转

well type：井型

well drilling operation 钻井作业 | well type 井型 | well workover operation 修井作业

Hadrian Wall：哈德 城墙 / 哈德 城墙

Hadden-Cave, Philip 夏鼎基 | Hadrian Wall 哈德 城墙 / 哈德 城墙 | Haeckel, Ernst 海克尔

skilled：熟练的

skill 技能 | skilled 熟练的 | skillet 煮锅