男人们手背在身后往前凑，女人们则利用裙子把男人们挡在礼貌的距离外。
Men approach with their hands behind their backs while the women use their skirts to keep the men enticed from a respectful distance.
轴承外滚道及挡边同步磨削时几何精度和外观质量要求高，普通刚玉类砂轮加工效果不好。
Geometric accuracy and semblance quality were required seriously during grinding outer ring raceway and rib of bearing synchronistically, common corindon grinding wheel was not very effective.
其主要是于所述外筒圆周壁最底部接近排水口的位置，设有一挡水板。
The outer cylinder mainly adopts that a breakwater is arranged at the position closed to a discharge outlet at the very bottom of the circle wall of the outer cylinder.
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