pear power
常見例句
- Dynamic equilibrium is determined according to sinusoid stress strain. Pear fruit makes marked effects on dynamic modulus and phase position in different pre load, active power and ripeness.
利用正弦曲線應力-應變動態(tài)試驗測定了黃花梨的動態(tài)特性，發(fā)現(xiàn)在不同預加載荷、不同激振功率、不同成熟程度等條件下梨果實動態(tài)試驗的彈性模量和相位角明顯不同。 返回 pear power