single-lip seal 单唇油封
SINGLE-LIP KISS 单唇亲吻
single cleft lip 单侧唇裂 ; 单唇裂
single hare lip 单侧唇裂
Taxis of single cleft lip 单侧唇裂整复
Single lip with "V" spring reinforced, suitable for poor roundness and largely swung rotary shaft sealing.
单密封唇V形弹簧加强，适用于转轴圆度不佳或偏摆较大的密封。
Single lip teflon seal, low friction, suitable for windmill, pump, compressor, gearbox, engine bearing and other applications.
适于风车、泵、压缩机、齿轮箱、引擎曲轴箱等各种应用。
He took in perhaps the smallest amount of mouthpiece I have ever seen, and when he came over to the US, he came playing with the reed on top... try it on single lip.
他的演奏是我见过咬住笛头最少的，当他到美国后，我还见过他把哨片朝上演奏……这个时候是单包。
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