priming system

基本解释

Optional equipment includes three-cylinder engine priming system;
可選設備包括三缸發動機啓動系統；
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EURO-thane PU14, should be applied over an epoxy priming system to achieve an extremely tough and long lasting system.
PU14 可以塗裝在環氧底漆系統上，達到極其堅靭和持久性。
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Moreover, the technical proposal further provides the following two operating systems of the electronically controlled natural gas engine: one is an economical type self-priming system;
竝進一步提供以下兩種電控天然氣發動機工作系統：一種是經濟型的自吸式系統；
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