zero incremental cost造句

例句与造句

1. A lot of the need for alarm management also arises because alarms can be configured on a DCS at nearly zero incremental cost, whereas in the past on physical Three Mile Island, Chernobyl accident and the Deepwater Horizon have established a clear need for alarm management.
2. It's difficult to find zero incremental cost in a sentence. 用zero incremental cost造句挺难的