改装方案是可行的。
本文分别介绍了自然进气四冲程柴油机和四冲程增压柴油机的改装方案。
This paper presents the refit methods for both supercharged and unsupercharged four-stroke diesel engines.
分析其设备参数、原料及织物规格，并讨论两种改装方案的利弊与效果。
The device parameters, raw material data and fabric specifications are analyzed, and advantages and disadvantages of two kinds of modifications to the feeder are discussed.
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