例句與造句

1. In the background of national defense beforehand research project " h / sjl - 863 minehunting sonar control stabilizing system " , the array dynamic modeling and robust control problems of carrier based strap - down mode minehunting sonar are mainly studied . the main works are : the dynamic models of minehunting sonar array are established for the first time . in order to design the directly control parts and simulate , the standard dynamic equations of minehunting sonar array are founded
   本文以國防預(yù)研型號項(xiàng)目“ h sjl - 863獵雷聲納控制穩(wěn)定系統(tǒng)”的研制任務(wù)為背景，對艦載捷聯(lián)式獵雷聲納基陣動力學(xué)建模及魯棒控制問題進(jìn)行了深入研究，主要工作如下：首次建立了艦載獵雷聲納基陣較完整的動力學(xué)模型，給出了便于直接進(jìn)行控制設(shè)計和仿真的規(guī)范化通用形式的獵雷聲納基陣動力學(xué)方程。
2. It's difficult to find sonar control in a sentence. 用sonar control造句挺難的