Moonlight was frosting the dew, and an old sundial threw a long shadow.月光把露水照得雪白, 一座旧日规投出一条长长的影子.A device, such as a clock or sundial, used in telling time.计时仪用于计时的装置(如钟或日昝)The hands are actually modeled after the shadow...
转子在其凸角之间的三个面上有凹槽.The rotor has recesses in its three faces between the lobes.在硅的腐蚀过程中,如果不对台面凸角加以补偿,会产生严重的削角现象.The undercutting will appear if there is no compensation on convex corner in etching of Si.:胸椎后凸角值随年龄的增大而增大,符合...