?阻抗匹配 impedance match
?阻抗变压器 impedance transformer
?[动]叶轮 impeller
?[动]叶轮箱 impeller box (or casing)
?轮叶壳,轮叶箱 impeller casing (or box)
?加压注油器 impermeater
?不透性护套 impervious sheath
?防渗透护层电缆 impervious sheath cable
?不透性包线 impervious sheathed wire
?冲射挡板(热交换器) impingement baffle plate
?冲击腐蚀 impingement corrosion (or impinging corrosion)
?工具,器具 implements
?阻抗变压器 impedance transformer
?[动]叶轮 impeller
?[动]叶轮箱 impeller box (or casing)
?轮叶壳,轮叶箱 impeller casing (or box)
?加压注油器 impermeater
?不透性护套 impervious sheath
?防渗透护层电缆 impervious sheath cable
?不透性包线 impervious sheathed wire
?冲射挡板(热交换器) impingement baffle plate
?冲击腐蚀 impingement corrosion (or impinging corrosion)
?工具,器具 implements
?强制变形 imposed deformation
?强制变位 imposed displacement
?浸渍电缆 impregnated cable
?浸渍剂 impregnating compound
?含浸 impregnation
?外加电流阴极防护 impressed current cathodic protection
?压痕,凹度 impression
?冲动,脉动,冲力,冲量 impulse
?冲击[式]轮叶 impulse blade
?脉冲时限系统 impulse duration system
?冲动反动涡轮机 impulse reaction turbine
?冲力行程 impulse stroke
?冲动涡轮机 impulse turbine
?脉冲阀,冲动阀 impulse valve
?脉冲电压产生器 impulse voltage generator
?冲力 impulsive force
?内外迭接外板 in and out plating (or raised and sunken plating)
?船内 in board
?船内侧面图 inboard profile
?内侧鞍座辅索眼板 inboard saddle preventer padeye
?内轴 inboard shaft
?内向旋转(螺桨) inboard turning
?船内引擎 inborad engine
?白炽[电]灯 incandescent lamp
?入射角 incident angle
?入射波 incident wave
?焚化炉 incinerator
?焚化炉 incinerator-boiler
?造船台坡度 inclination of building slip
?斜天线 inclined antenna