警報孔 的英文怎麼說
中文拼音 [jǐngbàokǒng]
警報孔
英文
telltale hole-
Incondition of surface anti - corrision and insulation coat of metal and tiny hole of steel where resistance and crack is very small, when supplying a high voltage, gas crack will be punctured and electric spark discharging will occur, now send a pulse signal to the alarming circuit the alarmer can send out sound and light to alarm. we can do leak hunting on the coating according to this principle
金屬表面絕緣防腐層過薄、漏鐵及漏電微孔處的電阻值和氣隙密度都很小，當有高壓經過時就形成氣隙擊穿而產生火花放電，給報警電路產生一個脈沖信號，報警器發出聲光報警，根據這一原理達到防腐層檢漏目的。Another warning sign of a medical emergency is difficulty breathing. this could mean a heart condition. or there could be a hole or blockage in a lung
另一個醫療急救的警報信號是呼吸困難，這有可能是心臟問題，或者是肺穿孔或堵塞Following several suspected theft cases that took place in cheung sha wan post office, the post office made reports to the police. the pinhole cameras were installed to facilitate police investigation
事沿長沙灣郵政局有多宗懷疑失竊事件，我們已向警方報案，並決定在該局的工作地方安裝了針孔鏡頭，以配合警方調查工作。
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