Terms for subject Bridge construction containing composition

English	Chinese
composition of accelerations	加速度合成
composition of simple harmonic vibration	简谐运动合成
composition of vectors	矢量合成
composition of velocities	速度合成
gradation composition	级配组成
gradation composition	级配成分
granulometric composition	粒度成分
granulometric composition of soil	土的颗粒组成
soil particle composition	土粒的组成