A、accumulator spring compressor
B、balance piston
C、compensating needle valve
D、proportional piston
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<em>Aem>、<em>Dieselem> <em>engineem>s h<em>aem>ve more <em>aem>dv<em>aem>nt<em>aem>ges in comp<em>aem>ris<em>onem> with g<em>aem>soline <em>engineem>s B、<em>Dieselem> <em>engineem>s h<em>aem>ve more <em>aem>dv<em>aem>nt<em>aem>ges in comp<em>aem>ris<em>onem> to g<em>aem>soline <em>engineem>s C、G<em>aem>soline <em>engineem>s h<em>aem>ve more <em>aem>dv<em>aem>nt<em>aem>ges in comp<em>aem>ris<em>onem> with <em>dieselem> <em>engineem>s D、G<em>aem>soline <em>engineem>s h<em>aem>ve more <em>aem>dv<em>aem>nt<em>aem>ges in comp<em>aem>ris<em>onem> to <em>dieselem> <em>engineem>s
<em>Aem>、Slow speed <em>dieselem> <em>engineem>s B、Medium-speed <em>dieselem> <em>engineem>s C、Ste<em>aem>m <em>engineem>s D、G<em>aem>soline <em>engineem>s
<em>Aem>、hollow tube surrounding the propeller used to improve thrust B、nozzle <em>aem>tt<em>aem>ched to <em>aem> firefighting hose C、int<em>aem>ke v<em>aem>lve <em>onem> <em>aem> <em>dieselem> <em>engineem> D、pist<em>onem> cylinder <em>onem> <em>aem> <em>dieselem> <em>engineem>
<em>Aem>、The directi<em>onem> of pressure <em>onem> the journ<em>aem>l in four-stroke <em>engineem> is c<em>onem>tinuously B、positive feed lubric<em>aem>tors <em>aem>re inst<em>aem>lled <em>onem> <em>aem>ll be<em>aem>rings of four-stroke <em>engineem>, where<em>aem>s <em>aem>s <em>aem> spl<em>aem>sh feed system is used <em>onem> tow-stroke <em>engineem> C、four-stroke <em>engineem>s usu<em>aem>lly utilize <em>aem> he<em>aem>vier gr<em>aem>de of oil th<em>aem>n tow-stroke <em>engineem>s D、Low-stroke <em>engineem>s usu<em>aem>lly c<em>onem>sume less lube oil th<em>aem>n four-stroke <em>engineem>s
<em>Aem>、Incre<em>aem>ses efficiency B、Incre<em>aem>ses <em>engineem> horsepower C、Incre<em>aem>ses <em>engineem> life D、Reduces <em>engineem> horsepower
<em>Aem>、<em>Aem>.incre<em>aem>sing the qu<em>aem>ntity of st<em>aem>rting <em>aem>ir B、B.incre<em>aem>sing the lube oil pressure C、C.he<em>aem>ting the <em>engineem> fuel supply D、D.he<em>aem>ting the <em>engineem> cool<em>aem>nt
<em>Aem>、most critic<em>aem>l in <em>aem> four-stroke cycle <em>dieselem> <em>engineem> B、most critic<em>aem>l in <em>aem> two-stroke/cycle <em>dieselem> <em>engineem> C、most critic<em>aem>l in <em>aem> four-stroke/cycle <em>dieselem> <em>engineem> if it is turboch<em>aem>rged D、of equ<em>aem>l import<em>aem>nce in <em>aem> two-stroke/cycle <em>dieselem> <em>engineem> <em>aem>s in <em>aem> four-stroke/cycle <em>dieselem> <em>engineem>
<em>Aem>、Between；more comm<em>onem>ly B、<em>Aem>m<em>onem>g；the most comm<em>onem>ly C、Between；not more comm<em>onem>ly D、<em>Aem>m<em>onem>g；not the most comm<em>onem>ly
<em>Aem>、be<em>aem>ring pressure in <em>aem> four-stroke\cycle <em>aem>cting single <em>dieselem> <em>engineem> is c<em>onem>tinu<em>aem>lly reversed B、be<em>aem>ring pressure in <em>aem> two-stroke\cycle single <em>aem>cting <em>dieselem> <em>engineem> is c<em>onem>tinu<em>aem>lly reversed C、the m<em>aem>ximum be<em>aem>ring pressure is higher in <em>aem> single <em>aem>cting two-stroke/cycle <em>dieselem> <em>engineem> D、two-stoke/cycle <em>dieselem> <em>engineem>s require more complic<em>aem>ted lubric<em>aem>ti<em>onem> piping
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