例句與造句

1. Two prototype engines , the pratt & whitney yf119 and general electric yf120 , also were developed and tested during the program
   兩個(gè)原型引擎,惠特尼yf119和通用電氣yf120 ,還分別制定和測(cè)試期間的計(jì)劃
2. The results show that the change of the components in the coal - bed gas will influence the combustion performance of the prototype engine
   模擬仿真的結(jié)果表明：煤層氣中甲烷濃度的增加有利于提高發(fā)動(dòng)機(jī)的整機(jī)性能。煤層氣的組分變化對(duì)發(fā)動(dòng)機(jī)的燃燒性能有較大影響。
3. Under this background , we successfully developed an engine fuelled with coal - bed gas and ignited by spark plug . the measurements for the prototype engine were thoroughly made , including the cylinder pressure , the rate of heat release , combustion duration , ignition delays , spark ignition angle , and the fluctuation of the cylinder maximum pressure
   在此背景下，本文對(duì)經(jīng)由s195柴油機(jī)改裝得到的燃用變組分煤層氣發(fā)動(dòng)機(jī)進(jìn)行了全面的測(cè)試和分析，包括缸內(nèi)示功圖、燃燒放熱率、主燃期、點(diǎn)火提前角、火焰發(fā)展期以及最大壓力循環(huán)波動(dòng)等。
4. It's difficult to find prototype engine in a sentence. 用prototype engine造句挺難的