Note: This function will return false if you cast a ray from inside a sphere to the outside; this in an intended behaviour.

注意：如果从一个球型体的内部到外部用光线投射，返回为假。

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Rotational electromagnetic stirrer is employed for continuously stirring the liquid cast iron and steel to produce the rheological slurries suspended sphere or near sphere primary particles.

采用旋转磁场型电磁搅拌器对搅拌坩埚中的金属液体进行连续的电磁搅拌，制备出初生相或先析出相为球状或近球状的半固态流变浆料；

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The charging sphere and column are mounted on a heavy cast-metal base along with a discharge sphere with a movable arm.

此蓄垫球及盒装置在一很重的金属基座上，并有一可移动的放电球。

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