placement speed造句

例句与造句

1. Although an early paper gives a predicted placement speed of 1 dimer per second for this tooltip, this limit was imposed by the slow speed of recharging the tool using an inefficient recharging method and is not based on any inherent limitation in the speed of use of a charged tooltip.
2. It's difficult to find placement speed in a sentence. 用placement speed造句挺难的