国产精品久久久久久妇女_被男狂揉吃奶胸60分钟视频_中文字幕有码无码人妻AV蜜桃_熟妇激情内射com

ET99650 高精度(du)(du)(du)多(duo)用途BOD恒溫培養箱普(pu)通(tong)保溫門(men)，445L有效(xiao)容積，內(nei)置(zhi)3-5 個電(dian)源(yuan)插座，溫度(du)(du)(du)控制(zhi)范(fan)圍為2°C to 40°C，Z小(xiao)溫度(du)(du)(du)調(diao)控為0.1°C，輕松設定控制(zhi)溫度(du)(du)(du)值，LED 顯示當前(qian)控制(zhi)溫度(du)(du)(du)值，適用于BOD培養、廢水樣品貯存、保持酶(mei)的(de)活性和生物菌(jun)落培養

ET99637 高精度(du)(du)多用途BOD恒溫(wen)(wen)(wen)(wen)培養箱玻璃(li)保溫(wen)(wen)(wen)(wen)門(men)，255L有效(xiao)容積，內置3-5 個電源插座(zuo)，溫(wen)(wen)(wen)(wen)度(du)(du)控(kong)制(zhi)范圍為(wei)2°C to 40°C，Z小溫(wen)(wen)(wen)(wen)度(du)(du)調(diao)控(kong)為(wei)0.1°C，輕松設定(ding)控(kong)制(zhi)溫(wen)(wen)(wen)(wen)度(du)(du)值(zhi)，LED 顯示當前控(kong)制(zhi)溫(wen)(wen)(wen)(wen)度(du)(du)值(zhi)，適(shi)用于BOD培養、廢(fei)水樣品貯(zhu)存、保持(chi)酶的活性和生物(wu)菌落培養

ET99636 高精度多用途BOD恒溫(wen)(wen)培養箱普(pu)通保溫(wen)(wen)門，255L有效容積，內置3-5 個電源插(cha)座，溫(wen)(wen)度控制范圍為2°C to 40°C，Z小溫(wen)(wen)度調控為0.1°C，輕松設定(ding)控制溫(wen)(wen)度值(zhi)，LED 顯示當前控制溫(wen)(wen)度值(zhi)，適(shi)用于BOD培養、廢水樣品(pin)貯存、保持(chi)酶的活性(xing)和生物菌落培養

ET99626 高精(jing)度(du)(du)多(duo)用(yong)途BOD恒溫(wen)(wen)培養(yang)(yang)箱普通(tong)保(bao)溫(wen)(wen)門，175L有效容積，內(nei)置3-5 個電源插座，溫(wen)(wen)度(du)(du)控(kong)制(zhi)范圍(wei)為2°C to 40°C，Z小溫(wen)(wen)度(du)(du)調控(kong)為0.1°C，輕松設定控(kong)制(zhi)溫(wen)(wen)度(du)(du)值，LED 顯(xian)示當前(qian)控(kong)制(zhi)溫(wen)(wen)度(du)(du)值，適用(yong)于BOD培養(yang)(yang)、廢(fei)水樣品(pin)貯存、保(bao)持酶(mei)的活性和生物菌(jun)落培養(yang)(yang)

ET99619 高精(jing)度(du)(du)多用途(tu)BOD恒溫培養箱(xiang)玻璃保溫門，140L有效容積(ji)，內置3-5 個電源插座，溫度(du)(du)控(kong)制范圍為2°C to 40°C，Z小溫度(du)(du)調控(kong)為0.1°C，輕松(song)設定控(kong)制溫度(du)(du)值，LED 顯示當前控(kong)制溫度(du)(du)值，適用于BOD培養、廢水樣(yang)品貯存、保持酶的活性和生物菌落培養

ET99618 高精度多(duo)用(yong)途BOD恒(heng)溫培(pei)養箱普通保溫門，135L有效(xiao)容(rong)積，內置3-5 個電源(yuan)插座，溫度控(kong)(kong)制范圍為2°C to 40°C，Z小溫度調控(kong)(kong)為0.1°C，輕(qing)松設定控(kong)(kong)制溫度值，LED 顯示當前(qian)控(kong)(kong)制溫度值，適(shi)用(yong)于BOD培(pei)養、廢水(shui)樣品貯存、保持酶的活性和生物(wu)菌落培(pei)養

ET992450 生化(hua)需氧量(liang)（BOD）分(fen)析系(xi)統采(cai)用(yong)呼吸壓力法BOD 測定(ding)原理, 高度環保(bao)無汞測量(liang)，設(she)定(ding)BOD 培養(yang)周(zhou)期（1 to 28 天(tian)），獨(du)立樣品(pin)測量(liang)通道，隨時快捷調取(qu)數(shu)據

ET992437 生(sheng)化需氧量(liang)(liang)（BOD）分析系(xi)統(tong)采(cai)用(yong)呼吸(xi)壓力法(fa)BOD 測(ce)定原理, 高度(du)環保(bao)無汞測(ce)量(liang)(liang)，設定BOD 培養周(zhou)期(qi)（1 to 28 天），獨立樣品測(ce)量(liang)(liang)通道，隨(sui)時快捷調取數據(ju)