Terms for subject Mechanics containing area

English	Chinese
cross-sectional area	横截面面积
expanded area ratio	伸张【叶片】面积比
expanded blade-area ratio	伸张【叶片】面积比
plunger area	柱塞面积
restricted area sealing means	面积受限式的密封措施
surface area	表面积
total nozzle flow area	喷嘴总流通【过水】面积
variable area intake	变截面入口