byown.漏气
byprep.靠近;通过;被;经由;不迟于adv.经过;在旁边;靠近
by might and main努力地; 全力地
by these presentsadv.根据本文件
by pass governing旁通控制
by- preduet gas回收
by the stertorous艉部吃水较深地; 尾倾地
by-pass sampler旁通进样器
by way of apology作为道歉
by path principle分路原理
by pass turbo jet内外涵式透平喷气发动机
by the same token由于同样原因; 同样地