余烬仍在炉膛里发出暗淡的光。The embers still glowed in the hearth.余烬在炉膛中发出光亮.Embers glowed in the furnace.有一堵低矮的护壁挡住从炉膛里喷出的火焰.There was a low protecting wall to knock down the heat blasting from the pit of the furnace....
Francine worked her way out of Julian's grasp.弗朗辛从朱利安搂她的胳膊中挣脱出来."Are you all right?" Francine asked as she breezed in with the mail.“你没事吧?”芙朗辛拿着邮件踱步走进来,问道。'Are you all right?' Francine asked as she breezed...
建立了砂轮的球基渐开螺旋面方程和分度球面螺旋线方程,给出螺旋运动参数、螺旋线导程.The mechanism of grinding internal gear of spherical worm emery - wheel is researched.正圆锥螺旋面是正圆柱螺旋面被同轴正圆锥面截得.The ortho cone helicoid was used interrsect intercept by the ortho con...