国产黄色三级片,玩弄人妻少妇区二区三区,蜜臀在线观看视频一区二区三区,亚洲激情第一色

BD-PSF111水分測(cè)定儀

該水分試驗(yàn)器是引進(jìn)日本精良技術(shù)生產(chǎn)的，符合GB/T260標(biāo)準(zhǔn)，適用于測(cè)定石油產(chǎn)品中的水含量，用百分?jǐn)?shù)表示。

BD-PSF111水分測(cè)定儀   

主要技術(shù)指標(biāo)：
燒  瓶  ：500毫升
接 受 器：10ml
冷 凝 器：長(zhǎng)300mm
加 熱 器：?jiǎn)温?lián)300W連續(xù)可調(diào) 雙聯(lián)2×300W 三聯(lián)3×300W 四聯(lián)4×300W
電  源  ：AC220V±20V、50Hz 結(jié)構(gòu)特點(diǎn)本儀器由冷凝器、接受器、燒瓶、加熱器及電氣控制部分組成。
其結(jié)構(gòu)特點(diǎn)是：加熱器采用球形編織電熱套 溫度由可控硅調(diào)壓器調(diào)節(jié)，連續(xù)可調(diào) 儀器分單聯(lián)、雙聯(lián)、三聯(lián)及四聯(lián)等形式

BD-PSF111水分測(cè)定儀

BD-PSF111 moisture analyzer
The water test is the introduction of Japan's advanced technology production, in line with GB/T260 standard applies to the determination of the water content in petroleum products, expressed as a percentage.
The main technical indicators:
Flask: 500 ml
Accept: 10ml
Condenser: 300mm long
Heater: Single Unit 2 × 300W triple 3 × 300W quadruple double 4 × 300W 300W continuously adjustable
Power: AC220V ± 20V, 50Hz structural characteristics of the instrument by the condenser, receiver, flask, heater and electrical control components.
Its structural features: heater spherical woven electric sets temperature the SCR regulator adjusted continuously adjustable instrument division single joint, a double, triple and quadruple