“side keelson”的概念、定义、翻译、参考文献-科学参考

单词	side keelson
释义	side keelson [`sīd `kēl·sǝn] ^{NAVAL ARCHITECTURE} The fore and aft girders running along the bottom of the ship parallel, or nearly so, to the keel.
随便看	rotary roughening rotary shear rotary shot drill rotary solenoid rotary spark gap rotary stepping relay rotary stepping switch rotary swager rotary switch rotary system rotary table rotary transformer rotary vacuum filter rotary valve rotary-vane attenuator rotary-vane meter rotary vibrating tippler rotary voltmeter rotate rotating amplifier rotating-anode tube rotating beacon rotating-beam ceilometer rotating coordinate system rotating crystal method

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