freepeople性欧美熟妇, 色戒完整版无删减158分钟hd, 无码精品国产vα在线观看DVD, 丰满少妇伦精品无码专区在线观看,艾栗栗与纹身男宾馆3p50分钟,国产AV片在线观看,黑人与美女高潮,18岁女RAPPERDISSSUBS,国产手机在机看影片

正文內(nèi)容

真空吸塵器耐壓測試規(guī)范(編輯修改稿)

2025-05-05 01:50 本頁面
 

【文章內(nèi)容簡介】 at is supported by the body of a person but not solely hand held。對于人體支撐而不是只用手持的吸濕式樣機應(yīng)為2500V. Test duration is 1 minute 測試時間為一分鐘. Procedure/步驟: Obtain a representative sample of the appliance to be tested. 準備一個有代表性的樣機用于測試. Obtain Test Results Form TTR1007 and pletely fill in the information describing the sample and the equipment used prior to running the test. 用TTR1007測試結(jié)果的表格,在測試前完整地填入樣機和使用的設(shè)備的情況. Connect the tester to supply mains of 220V/60Hz, push down the power button, and set the test voltage range to KV, trip current to 55MIU , time to 65s, then push down “START” button, turn the test voltage knob to some extent clockwise and insert the probe connected to red lead into the socket connected to black lead, pressing the “STOP” button when hearing alarm which shows that the tester is ok in function. Turn off the tester, and turn t
點擊復(fù)制文檔內(nèi)容
公司管理相關(guān)推薦
文庫吧 www.dybbs8.com
備案圖片鄂ICP備17016276號-1