查询词典 study hard

hard lay：硬搓绳

hard laid 硬搓绳 | hard lay 硬搓绳 | hard lead 硬铅

hard lay：硬搓索法;紧捻

hard coral 硬珊瑚 | hard lay 硬搓索法;紧捻 | hard swell 重膨胀[罐]

hard lay：硬捻

hard landing ==> 硬着陆 | hard lay ==> 硬捻 | hard lead ==> 硬铅,铅锑合金

hard lead：硬铪

hard glass 硬质玻璃 | hard lead 硬铪 | hard porcelain 硬瓷

hard lead：硬铅,铅锑合金

hard lay ==> 硬捻 | hard lead ==> 硬铅,铅锑合金 | hard leather ==> 硬革

hard lead alloy：硬铅合金

hard iron 硬铁 | hard lead alloy 硬铅合金 | hard leather 硬革

hard up：拮据

Hard to tell. 很难说. | hard up 拮据 | hard-boiled egg 难相处的人;利害的家伙

hard up：上风满舵

hard turn 尖 | hard up 上风满舵 | hard up 打结实

hard up：打结实

hard up 上风满舵 | hard up 打结实 | hard up 上风满舵

be hard up：缺钱,穷,短缺

be hard up against it || 处境很难 面临 种种困难 | be hard up || 缺钱, 穷, 短缺 | be hard upon || 接近, 紧跟着 使难堪 磨得历害

longitudinal induced voltage：纵向感应电压

longitudinal impedance 纵向阻抗 | longitudinal induced voltage 纵向感应电压 | longitudinal magnetic field 纵向磁场

refrigerant circuit：冷凍迴路

冷冻剂 refrigerant | 冷冻回路 refrigerant circuit0 | 冷冻活性碳床 refrigerated charcoal bed