Symmetry: : When executing the tricksin the air the body should stay in a symmetrical position with theshoulders "T'd" off with the rest of the body.
对称：当在空中完成特殊动作时，身体要保持对称的姿势，肩膀和身体的其他部分呈呈“T”型。
Symmetry: When executing the tricks in the air the body should stay in a symmetrical position with the shoulders "t'd" off with the rest of the body.
对称：当在空中完成特殊动作时，身体要保持对称的姿势，肩膀和身体的其他部分呈“T”型。
The Machine consists of up-down stamped screen box, vibrator and shock absorber, 4-speed vibration-reducing metal spring connects body to base in symmetrical position.
本机由机体上下冲孔筛箱、振动源、机座及减震器三组部件构成，机体与机座连接由4档减震器金属弹簧对称定位。
The symmetrical barrel rollers position themselves freely on the concave outer ring raceway, which compensates for any shaft misalignment or flexing.
对称每桶辊位置上自由凹外圈滚道，使用户在任何轴偏心或展示。
There is no need to control the rotational position about the axis of the bore, because up to the time when the holes are drilled, it is symmetrical about that axis.
由于直至钻这些小孔时，工件都对称于大孔轴线，所以没必要控制围绕大孔轴线回转的位置。
A robot with only distance sensors cannot find its position in a symmetrical environment by means of Markov localization algorithm alone.
对只有距离传感器的机器人在对称的环境中仅仅采用该算法就无法确定位置。
Results: the variation of tooth position gave no effects to the directions of principle stress around apex area in symmetrical occlusal type.
结果：在对称性咬合，牙位的变化对各牙的根尖主应力方向无影响。
Nose shape was substantially symmetrical, the alae of the nose recovery is not obvious, columellar position located in the middle of the face.
鼻外形左右基本对称，鼻翼外形恢复不明显，鼻小柱位于面部正中位置。
Dual-piston driven. toothed bar and gear driven, structure is compact, position of assembly is symmetrical. Motion is swift. turning of output axis can be changed through simple reversal of piston.
双活塞推动，齿条齿轮传动，结构紧凑，装配位置对称，动作迅速，通过简单的活塞颠倒可以改变输出轴转向。
Dual-piston driven. toothed bar and gear driven, structure is compact, position of assembly is symmetrical. Motion is swift. turning of output axis can be changed through simple reversal of piston.
双活塞推动，齿条齿轮传动，结构紧凑，装配位置对称，动作迅速，通过简单的活塞颠倒可以改变输出轴转向。
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