例句與用法

1. the paper analyzes the wave figures before installing device and after it
   分析裝置安裝前后的電壓電流波形圖、諧波含量及瞬流情況。
2. it has compared all kinds of advantages and disadvantages about navigation systems . then a primary plan was developed and demonstrated . in allusion to the lower cost and little solidity for vehicle installed devices, the dominant design project for this system was brought forward and has been done argumentation
   本論文首先對國內(nèi)外的車輛導(dǎo)航系統(tǒng)的研究和應(yīng)用現(xiàn)狀進(jìn)行了介紹，比較了各種導(dǎo)航定位系統(tǒng)的優(yōu)、缺點，并且針對車載臺成本高、體積小、精度要求較高等特點，提出了本系統(tǒng)的總體方案設(shè)計并進(jìn)行了方案論證。