mechaical properties 基本例句 力学性能 The influence of rare earth on foam's mechanical properties was unremarkable.稀土对泡沫铝及其合金的力学性能影响不大。 In actual use of WPC, high temperature obviously affects its various mechanical properties.摘要木塑复合材料在实际使用时,较高的温度会显著影响其各种力学性能。