“peepdoor”的概念、定义、翻译、参考文献-科学参考

单词	peepdoor
释义	peepdoor [`pēp´dȯr] ^{MECHANICAL ENGINEERING} A small door in a furnace with a glass opening through which combustion may be observed.
随便看	free gas free-gas saturation free gold free grid free group free gyroscope freehand grinding free hole free impedance freeing port free instruments free ion free joint free-machining steel Freeman-Nichols roaster freemartin free meander free milling free-milling gold free-milling ore free module free moisture free molecule free molecule flow free motional impedance

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