查询词典 four

four-ball top：四球角锥

four-ball tester 四球润滑剂性能测定仪,四球试验机 | four-ball top 四球角锥 | four-band multispectral data 四波段光谱数据

four-ball bearing apparatus：四球试验机

four-axle vibrater 四轴振动筛 | four-ball bearing apparatus 四球试验机 | four-ball extreme pressure tester 四球极压试验机

four-color display：四色显示器

"四色猜测","four-color conjecture" | "四色显示器","four-color display" | "四色列印","four-color printing"

four-cornered motor-driven reciprocating compressor：四缸对置式电机驱动往复压缩机

four-core cable 四芯电缆 | four-cornered motor-driven reciprocating compressor 四缸对置式电机驱动往复压缩机 | four-cup automatic sphere lapping machine 四杯式自动球面研磨机

Four-cycle engine：四冲程发动机

four cycle四冲程循环 | four cycle engine四冲程发动机 | four cylinder engine四缸发动机

Four-cycle engine：四行程发动机

four core cable 四心电缆 | four cycle engine 四行程发动机 | four phase star connection 四相星形连接

Four-cycle engine：四冲程引擎

四冲程循环 four cycle | 四冲程引擎 four cycle engine | 四桅船 four mast barque

four-cycle period：四冲程循环周期

four-cycle marine diesel engine 四冲程船用柴油机 | four-cycle period 四冲程循环周期 | four-cylinder steering gear 四缸操舵装置

four-cycle diesel：四冲程柴油机

four-cycle 四冲程循环 | four-cycle diesel 四冲程柴油机 | four-cylinder locomotive 四缸机车

four-cycle marine diesel engine：四冲程船用柴油机

four-cycle internal combustion engine 四冲程内燃机 | four-cycle marine diesel engine 四冲程船用柴油机 | four-cycle period 四冲程循环周期

seal oil pressure：密封油压

"seal of bearing ","轴承密封" | "seal oil pressure ","密封油压" | "seal ring ","密封环,止漏环"

osteographer：骨论学家

choreographer舞蹈动作的设计者 | osteographer骨论学家 | glyphographer电刻者