通过定义剪切平面，对已经存在的三维图形进行剪切处理，注意剪切函数的使用-By defining the shear plane, there have been cut three-dimensional graphics processing, attention to the use of shear function
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SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001492s ]
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SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001154s ]
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