右旋螺纹 [机] right-hand thread ; right handed thread ; thread ; right-hand
右旋螺母 right-handed nut ; right handed unt
右旋螺桨 right hand propeller ; right hand screw
右旋螺钉 right hand screw ; right screw ; Right-handed screw
右旋螺线 right hand helix ; right twisted helix
右旋螺旋桨 right handed screw ; clockwise propeller ; right handed propeller ; [航] right hand airscrew
右旋螺纹连接 right-hand joint
右旋螺旋线 right-hand helix
右旋螺旋桨右旋螺钉 right handed screw
在锥实螺的例子中，研究表明右旋基因是在卵的形成期表达的。
In the case of Lymnaea peregra, studies indicate that a dextral gene is expressed during egg formation.
右旋的软体动物的螺形外壳上的螺线顺时针螺旋即顶点向上，面对观察者时，螺线向。
Of or relating to a gastropod shell that coils clockwise and has its aperture to the right when facing the observer with the apex upward.
在锥实螺的例子中，研究表明右旋基因是在卵的形成期表达的；
In the case of Lymnaea peregra, studies indicate that a dextral gene is expressed during egg formation;
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