?油泵安全阀弹簧
... 低压安全阀弹簧 low pressure safety valve spring 油泵安全阀弹簧 oil pump relief valve spring 安全阀的弹簧 Springs for safety valves ...
?机油泵减压阀弹簧
oil pump relief valve spring 机油泵减压阀弹簧??? ????? ???? ????? ??????? oil pump reservoir 机油泵储油罐??? ????? ??????? .
英汉双解词典包含3185865条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。