例句與造句

1. A Georgia Tech Research Institute group built a rubber-band powered entomopter and also did research on a chemically powered Reciprocating Chemical Muscle propulsion system.
2. The engineer has developed what he calls a reciprocating chemical muscle to generate an up-and-down motion for flapping wings or powering legs on the bottom of a microflyer.
3. Georgia Tech Research Institute's Robert C . Michelson is developing a Reciprocating Chemical Muscle for use in micro-scale flapping-wing aircraft . Michelson uses the term " entomopter " for this type of ornithopter.
4. The entomopter has two pairs of wings, one in front and one in back, and they are driven by a device called a " reciprocating chemical muscle, " which converts fuel into the expansions and contractions animals use to move.
5. It's difficult to find reciprocating chemical muscle in a sentence. 用reciprocating chemical muscle造句挺難的