单项选择题 If you don’t understand the meaning of the technical terms of the diesel engine, you can （） the dictionary of machine technology.

单项选择题 The fuel oil pressure and forced draught pressure should be matched to ensure good combustion with a full steady flameIn the sentence the word “match” means （）

单项选择题 For Vee-form engines, （） is shaped to given two slopping surface on which （） are placed at the correct relative angle to each other.