portant; margin-bottom: 20px !important; width: auto !important; line-height: 2em !important;">高低溫交變濕熱試驗(yàn)是航空、汽車、家電、科研等領(lǐng)域必備的測試項(xiàng)目，用于測試和確定電工、電子及其他產(chǎn)品及材料進(jìn)行高溫、低溫、交變濕熱度或恒定試驗(yàn)的溫度環(huán)境變化后的參數(shù)及性能。

portant; margin-bottom: 20px !important; width: auto !important; line-height: 2em !important;">什么是交變濕熱試驗(yàn)？portant; margin-right: 0px !important; margin-left: 0px !important; width: auto !important;">

portant; margin-bottom: 20px !important; width: auto !important; line-height: 2em !important;">交變濕熱測試是模擬熱帶雨林的環(huán)境，確定產(chǎn)品和材料在溫度變化，產(chǎn)品表面凝露時(shí)的使用和貯存的適應(yīng)性。常用于壽命試驗(yàn)、評(píng)價(jià)試驗(yàn)和綜合試驗(yàn)。技術(shù)指標(biāo)包括：溫度、相對(duì)濕度、轉(zhuǎn)換時(shí)間、交變次數(shù)。實(shí)驗(yàn)室提供多臺(tái)不同尺寸的常規(guī)恒溫恒濕箱與步入式恒溫恒濕箱。portant; margin-right: 0px !important; margin-left: 0px !important; width: auto !important;">

portant; margin-bottom: 20px !important; width: auto !important; line-height: 2em !important;">[業(yè)務(wù)范圍]portant; margin-right: 0px !important; margin-left: 0px !important; width: auto !important;">

portant; margin-bottom: 20px !important; width: auto !important; line-height: 2em !important;">1.計(jì)算機(jī)類：電腦、顯示屏、主機(jī)、電腦元器件、醫(yī)療設(shè)備等精密儀器等portant; margin-right: 0px !important; margin-left: 0px !important; width: auto !important;">

portant; margin-bottom: 20px !important; width: auto !important; line-height: 2em !important;">2.電子通信類：手機(jī)、射頻器、電子通信元器件等。portant; margin-right: 0px !important; margin-left: 0px !important; width: auto !important;">

portant; margin-bottom: 20px !important; width: auto !important; line-height: 2em !important;">3.電器類：家電、燈具、變電器等各類家電電器設(shè)備；portant; margin-right: 0px !important; margin-left: 0px !important; width: auto !important;">

portant; margin-bottom: 20px !important; width: auto !important; line-height: 2em !important;">4.其他：包裝箱、運(yùn)輸設(shè)備等。portant; margin-right: 0px !important; margin-left: 0px !important; width: auto !important;">

portant; margin-bottom: 20px !important; width: auto !important; line-height: 2em !important;">[測試參考標(biāo)準(zhǔn)]portant; margin-right: 0px !important; margin-left: 0px !important; width: auto !important;">

portant; margin-bottom: 20px !important; width: auto !important; line-height: 2em !important;">GB/T 2423.1、 GB/T 2423.2、 GB/T 2423.3、 GB/T 2423.4。