Trong tr??ng h?p kh?n c?p, x?y ra v?n ???tr?c tr?c có liên quan ??n tr??th??ng thì h?i viên c?n ph?i liên h??ngay v?i chuyên viên t?i c?ng c??c ??????c x??lý ngay. Generally speaking, Operators are used to execute functions on values and variables. These are generally standard symbols Employed in logical and mathematical processes.Take not