无码高清视频|成人自拍视频|欧美成人午夜无码A片秀色直播|草美女视频网站|美女被操网站在线观看

<ruby id="mnvaw"><output id="mnvaw"></output></ruby>

<ruby id="mnvaw"><xmp id="mnvaw"></xmp></ruby>

單項選擇題

What color exhaust will be exhibited when a slow speed two-stroke/cycle main propulsion diesel engine, designed to operate on light and heavy fuel oil, is operated on insufficiently preheated heavy fuel oil?（）

A.White
B.Black
C.Blue
D.Clear

你可能感興趣的試題

單項選擇題

Combustion knock will most likely occur as a result of using a fuel with（）

A.low ignition quality
B.a high volatility
C.low ignition delay
D.a high cetane number

單項選擇題

High exhaust temperatures from all of cylinder of a turbocharged, four-stroke/cycle diesel engine can be caused by an（）

A.inoperative turbocharger
B.inadequate fuel supply
C.overload on one cylinder
D.unequal load distribution

<pre id="2jjrd"><strong id="2jjrd"></strong></pre>

<ins id="2jjrd"></ins>

<dl id="2jjrd"><strong id="2jjrd"></strong></dl>