Many acoustic drivers are substantially symmetric about the axis of motion 22.

很多声学驱动器围绕运动轴线22基本对称。

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In operation, the motor structure operates as a linear motor, causing radiating surface 14 to vibrate along a axis of motion 22 (hereinafter "axis"), radiating pressure waves.

在运行中，马达结构作为线性马达工作，使辐射表面14沿着运动轴线22(下文中称为“轴线”)振动，辐射压力波。

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The screw axis equation of the general motion of a rigid body has been derived by means of a comparison method.

本文用比拟法推得了刚体一般运动的螺旋轴方程。

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In order to get the functionality it needed, APX grafted a 5 megapixel camera, mic and a full suite of motion sensors to provide nine-axis head tracking onto a Moverio headset.

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Today motion sensing has progressed to being three-axes of acceleration, and three axis of rotation (technically called gyroscopes).

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Examples include the FSM-SENS-1, a 6-axis sensor-only module that integrates with an external Freespace MotionEngine, and the FSM-SI-2, which combines the Freespace MotionEngine on an embedded microprocessor along with a 3-axis digital gyroscope, 3-axis digital accelerometer and optional 3-axis magnetometer (compass) to provide high-performance, calibrated motion data for a variety of applications.

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