單項(xiàng)選擇題

A user reports that they walked away from their laptop for 30 minutes and when they came backthe screen was very dim. The user tried moving the mouse and increasing the brightness setting,but neither worked. Which of the following should the technician do FIRST?（）

A. Plug in an external monitor to test the video card.
B. Run a check disk scan to verify there is no corruption.
C. Check if the laptop is now on battery power.
D. Have the LCD screen replaced with a known good screen.

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單項(xiàng)選擇題

依據(jù)《建設(shè)事業(yè)“十一五”重點(diǎn)推廣技術(shù)領(lǐng)域》，既有建筑節(jié)能改造技術(shù)重點(diǎn)推廣的是（）

A.建筑幕墻保溫隔熱技術(shù)
B.供熱采暖制冷系統(tǒng)節(jié)能改造技術(shù)
C.輸配管網(wǎng)節(jié)能技術(shù)
D.新型節(jié)能照明技術(shù)

單項(xiàng)選擇題

宮腔鏡檢查對(duì)子宮內(nèi)膜癌的早期診斷的價(jià)值包括（）

A.宮腔鏡技術(shù)使婦科醫(yī)生可以“眼見為實(shí)”，可以最直接、近距離地觀察整個(gè)子宮腔而無盲區(qū)
B.如果經(jīng)US、SIS、CT或MRI檢查已高度可疑子宮內(nèi)膜病變，應(yīng)首選分段診刮。對(duì)臨床癥狀典型同時(shí)具有高危因素，而輔助檢查未證實(shí)內(nèi)膜病變者，則應(yīng)盡快行宮腔鏡檢查
C.子宮內(nèi)膜電切術(shù)后殘留內(nèi)膜仍可出現(xiàn)內(nèi)膜癌的發(fā)生，應(yīng)注意嚴(yán)密隨訪、及時(shí)診斷
D.以上都是

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A user reports that they walked away from their laptop for 30 minutes and when they came backthe screen was very dim. The user tried moving the mouse and increasing the brightness setting,but neither worked. Which of the following should the technician do FIRST?（）

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依據(jù)《建設(shè)事業(yè)“十一五”重點(diǎn)推廣技術(shù)領(lǐng)域》，既有建筑節(jié)能改造技術(shù)重點(diǎn)推廣的是（）

宮腔鏡檢查對(duì)子宮內(nèi)膜癌的早期診斷的價(jià)值包括（）

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依據(jù)《建設(shè)事業(yè)“十一五”重點(diǎn)推廣技術(shù)領(lǐng)域》，既有建筑節(jié)能改造技術(shù)重點(diǎn)推廣的是（）