估产的英文：
crop survey
n. 作物；庄稼；收成；一批，一群；大量
v. 种植；收成
get the crops, harvest, etc in
收获作物、 庄稼等.
The ceaseless rain was bad for the crops.
绵绵不断的雨对庄稼很有害。
Crop residues are left on the surface.
作物的残根留在地面。
The river valley is intensively cropped.
河谷里种满了庄稼。
The potatoes cropped well this year.
今年马铃薯丰收。
v. 俯瞰；测量，勘测；调查
n. 调查；审视；测量，勘测；纵览；概览
a comprehensive survey
全面的考察
sounding survey
海底测深；水深测量
This was an uncritical survey.
这是一个不中肯的概括。
This survey will not compromise your privacy.
本调查不会侵犯您的隐私。
He surveyed the bookshelves.
他审视了那些书架。