應知道消除或減少風險的方法和適用性：可能產生危害的程度和可能性：

應知道消除或減少風險的方法和適用性：可能產生危害的程度和可能性：

Results (English) 1:

Should know the ways of eliminating or reducing risks and applicability: the extent of possible harm and possibility:

Results (English) 2:

You should know that eliminate or reduce the risks and applicability of the method: the possible magnitude and likelihood of harm:

Results (English) 3:

Should be aware of ways to eliminate or reduce risk and applicability: the extent and possibility of possible harm: