feathering blade造句

例句与造句

1. On a 30-metre ( 100 foot ) tower, this turbine can provide enough power to supplement solar power on cloudy days . Commercially available wind turbines use sealed, one-moving-part AC generators and passive, self-feathering blades for years of operation without service.
2. It's difficult to find feathering blade in a sentence. 用feathering blade造句挺难的