例句與造句

1. this paper is composed of two parts including 5 chapters . in the first part ( including chapter 2 ^ 3 ), this paper explains an improved geometry-model method to eliminating eclipse shadow, using satellite imaging theory and projection theory to convert plane rectangular coordinates into rectangular spherical coordinates . otherwise, through studying eclipse's shape and size, this paper uses a math-function-model to eliminating eclipse shadow
   本文共有五章，主要內(nèi)容分為兩部分；第一部分包括第二、三章的內(nèi)容，利用可見光云圖成像原理以及點(diǎn)的投影法，將平面云圖投影到三維直角坐標(biāo)的球面上，對(duì)用于云圖陰影訂正的原幾何模型法加以改進(jìn)，得到改進(jìn)的幾何模型法，并進(jìn)行日食陰影訂正實(shí)驗(yàn)；本文還利用數(shù)學(xué)函數(shù)模型法，通過研究月球在地球表面投射陰影的形狀及其受影響程度，從另一方面進(jìn)行可見光云圖日食陰影的訂正實(shí)驗(yàn)研究。
2. It's difficult to find rectangular spherical coordinate in a sentence. 用rectangular spherical coordinate造句挺難的