枪膛归零 Bore sight
钻井冲洗泵; borehole flushingpump
往复式深井泵; borehole reciprocatingpump
长轴深井泵; borehole shaft driven(centrifugal)pump
潜水神井泵; borehole submergedpump
深井泵; boreholepump
枪膛归零器 Boresighter
镗戏 boring head
镗刀 boring tool
镗削 boring?
玻陡窳址匠眺 born green equation
玻斗肟呓缣跫 born von kormon boundary condition
钻井冲洗泵; borehole flushingpump
往复式深井泵; borehole reciprocatingpump
长轴深井泵; borehole shaft driven(centrifugal)pump
潜水神井泵; borehole submergedpump
深井泵; boreholepump
枪膛归零器 Boresighter
镗戏 boring head
镗刀 boring tool
镗削 boring?
玻陡窳址匠眺 born green equation
玻斗肟呓缣跫 born von kormon boundary condition
加硼泵; boron additionpump
碳化硼 boron carbide
一氮化硼 boron nitride
氮化硼涂层 boron nitride coating
硼钢 boron steel
硼化处理 boronizing
金刚石屑 bort?
凸起部 boss?
双面焊接 both sides welding.
气瓶 bottle
制瓶机 bottle blowing machine
封瓶机 bottle capping machine
洗瓶机 bottle cleaning machine
瓶玻璃 bottle glass
瓶颈式弹壳 Bottleneck case
装瓶机 bottling machine
下铸法 bottom casting
底弦 bottom chord
顶隙 bottom clearance
下死点 bottom dead center
底吸泵; bottom inletpump
螺纹底部 bottom of thread
底层驻波 bottom standing wave
底层速度 bottom velocity
精丝锥 bottoming tap
底料泵,塔底液泵; bottomspump
布格波数 bouguer wave number
回跳 bounce
束缚态 bound state
束缚矢量 bound vector