女人被躁到高潮嗷嗷叫游戏-日本熟妇中文字幕三级-女人与公拘交酡过程高清视频-亚洲欧美综合区丁香五月小说

Wel come to Hangzhou JingKe Instrument Co., Ltd.

Add to Favorites | 中文版 | English

Product

Product name:FB737 zinc type jolly balance tester

Product Details

The device can grasp rules of simple harmonic motion of spring oscillator.
Experimental contents
☆To verify Hooke's law, measure stiffness factor of spring, observe the influence of line diameter and diameter of spring on stiffness factor of spring;
☆To research features of simple harmonic vibration of spring motion and measure period of simple harmonic vibration;
☆To measure vibation period of spring oscillator accurately by Hall switch; 

Order

Respected customers:
Thank you for browsing our website, please fill in following information, (* is required), and it will be sent via E-mail, we will contact you, thank you!

Your name: *
Company name: *
Address:
Post code:
Country:
Tel: *
Fax:
E-mail: *
Website:
Details: *
verification code:
   
Previous one: FB9805 type new high-speed data acquisition unit 】 【 Next:FB327 type simple pendulum measuring apparatus 】      【Return】
主站蜘蛛池模板: 井研县| 富平县| 策勒县| 洪江市| 山阴县| 中西区| 霞浦县| 民县| 宁阳县| 黄浦区| 弥勒县| 聂拉木县| 湟中县| 海安县| 兰溪市| 台州市| 儋州市| 通榆县| 读书| 临泉县| 平凉市| 甘泉县| 烟台市| 北川| 精河县| 南川市| 广昌县| 三原县| 长泰县| 阿勒泰市| 盐山县| 海丰县| 偃师市| 广水市| 仪陇县| 凭祥市| 仁寿县| 莆田市| 民县| 特克斯县| 乌拉特中旗|