英语词汇“观测管”的翻译、意思、用法、释义-英汉汉英词典

单词	观测管
释义	同观测管--窥管
随便看	guard leaf guardless guard line guard lock guard magnet guard mail guard mount guard net guard of honor guard of honour guard of sword hilt guard of the day guard of the gate guard pattern guard plate guard--plate guard position guard rail guard-rail guardrail guard rail (check rail) guard rail for railroad crossing guard rail--nail fender-- sheer rail guardrails guard rail to prevent derailment