An employer should not require or allow the FDH to work for any other person and the FDH has no contractual obligation to follow an instruction of helping a neighbour.
雇主不应要求或容许外佣为任何其他人士工作，而外佣亦无合约责任要服从指示，帮助雇主的邻居。
This article discusses the construction of geometrical modeling in simulation training system for portal crane and the implementation of collision detection by the use of fixed direction hull (FDH).
该文介绍了门式仿真培训系统中系统几何模型的建立过程以及利用固定方向包围盒(FDH)实现系统的碰撞检验。
This article discusses the construction of geometrical modeling in simulation training system for portal crane and the implementation of collision detection by the use of fixed direction hull (FDH).
该文介绍了门式仿真培训系统中系统几何模型的建立过程以及利用固定方向包围盒(FDH)实现系统的碰撞检验。
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