firm basis短语¹¹⁴⁴⁶⁷⁺⁴ 基本例句 坚实的基础 The use of the welded half- bridge self- compensating high temperature strain gauges has provided a firm basis for ensuring a high efficiency and a long life feature for the power unit. 焊接式半桥自补偿高温应变片的应用，为确保机组高效率、长寿命的特性提供必要的依据。 cnki