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高等教育領(lǐng)域數(shù)字化綜合服務(wù)平臺
16008空盒氣壓計
寧波華茂文教股份有限公司
2021-08-23
A、B、O血型磁性演示塊
產(chǎn)品詳細(xì)介紹
四川省自貢市貝爾吉標(biāo)本模型廠
2021-08-23
A、B、O血型磁性演示塊
產(chǎn)品詳細(xì)介紹
蘇州市醫(yī)學(xué)教學(xué)模型制造有限公司
2021-08-23
A、B、O血型磁性演示塊
產(chǎn)品詳細(xì)介紹
張家港市樂余模型廠
2021-08-23
學(xué)生示波器J2459
產(chǎn)品詳細(xì)介紹
體積小、質(zhì)量輕、操作簡單
耗電省、性價比高
適應(yīng)初、高中教改實(shí)驗(yàn)要求
江蘇省泰州市永創(chuàng)教學(xué)儀器有限公司
2021-08-23
J2354滑動變阻器
寧波浪力儀器有限公司（余姚市朗海科教儀器廠）
2021-08-23
j2263布朗動動
寧波浪力儀器有限公司（余姚市朗海科教儀器廠）
2021-08-23
演示電表J0401
JO401演示電表是根據(jù)新的教學(xué)大綱，為普及九年制義務(wù)教育而設(shè)計的新型演示電表，可用于測量直流電流、直流電壓、也可作檢流計用，是教學(xué)中研究磁電系電表結(jié)構(gòu)的直觀教具，該表有良好的直觀性，高的可見度，操作方便，結(jié)構(gòu)合理，采用優(yōu)質(zhì)磁鋼的內(nèi)磁結(jié)構(gòu)。使儀表的磁性穩(wěn)定，靈敏度高、重量輕、攜帶方便，表頭采用硅二級管保護(hù)電路，可防止過載電流損壞電表，而且具有價廉、物美、質(zhì)好的特點(diǎn)。 The JO401 Demonstrating Galvanometer is an ideal visual aid specifically esigned according to the devised educatble schema for the 9-years compulsory educational plan .besides working as galvanometer,it is suitable for measuring educational plan.provides such excellence as magnetic stabiliry,high accuit which can prevent damages from overloading .other excellence can be listed as following;visual convenience,openness easily to control, excellent arrangement high and cheap in price etc.
杭州電表廠
2021-08-23
演示電表J0403
JO403高中演示電表為指針或內(nèi)磁結(jié)構(gòu)，及測量線路等部分所組成，共有十四個測量檔位，使用方便，性能穩(wěn)定，安全可靠，供學(xué)生教學(xué)演示實(shí)驗(yàn)中作檢流計測量微量直流電流及直流電壓，直流電阻等演示項(xiàng)目.
The model JO402 is comprised of inner magnetic structure and measuring Circuit It has such excellence as esily for usage ,stabriitym safety, and visual for demonstration.It provides14measuring ranges and may serve as galvanometer or measuring instrument of DCA DCV ACA and ACV
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杭州電表廠
2021-08-23
演示電表J0402
1. 測量范圍：Measuring Range:DCA:-500uA-0-+500uA 0-10-100mA-1-5A DCV:0-5-10V ACA:0-10-100mA-1-5AACV:0-10-50-250V
2.基本誤差Basic Deviation:±2.5%
3.阻尼時間 Damp time ≤65
4.重量 Weight:1kg
5.外形尺寸：Dimensions:115×270×300mm
J0402 Demonstrating Galvanometer for Middle school(Ammeter &Voltmeter)
高中演示電表為指針式內(nèi)磁結(jié)構(gòu)，及其測量電路等部份所組成。它具有使用方便，性能穩(wěn)定、安全可靠、演示直觀等優(yōu)點(diǎn)。它共有十四檔測量量程，供教學(xué)演示實(shí)驗(yàn)中作檢流計，及測量直流電流、直流電壓、交流電流、交流電壓等之用。
The model JO402 is comprised of inner magnet ic structure and measuring Circuit. It has such excellence as easily for usage, stabriity, safety,and visual for demonstration. It provides14 measuring ranges and may serve as galvanometer or measuring instrument of DCA,DVv,ACA and ACV
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杭州電表廠
2021-08-23