[Drawing] sofa butler to play "if the landlords" send millet box 3!



"Sofa Housekeeper playing "If Landlords" Send Millet Box 3!" The event was held. Come and see who the various awards come from, GO, GO, GO,,,,,,,

Active connection: http://bbs.shafa.com/thread-1298856-1-1.html
Total number of floors: 472 Floor
Unzip password: ruulai168

Winning situation:

Award Name Proportion Floor Winning Floor Winner ID Remarks Iqiyi TV Version Member Card 25% 118 Shawshank 90% Uncle 212 xhzjs 55% 260 Posture Youth 75% 354 ttt62 95% 448 Zero or Zero Ming Building 308 zhilong Jelly 1111 , Replies no activity title, postponed
Award description:

1. The announcement will be announced for three days. The winner will need to join the sofa network activity group: the group number is 426470841.
2. Please get the winner within 3 days to submit personal information to the forum forum moderator: Mi Xue sister. Must be submitted in the following manner for statistical convenience. (Winning personal information submitted as of May 19, 2016, 14:00 pm).

Activity name: sofa butler play "if the landlords" send millet box 3!
prize:
Name:
phone:
address:

3. If you cannot submit personal information through the forum site, please contact the landlord in "Sofa.com - Event Group (QQ group number)" and ask for login screenshots and personal information.
4. After the event prizes are received, they will be required to receive the sun awards. When the sunning awards are posted, they shall be together with the sister of Mi Xue. If they have not sunk, they will be disqualified for the next prize.
5. The pace of the activity will not stop. Follow-up on more exciting activities. Please continue to pay attention to the sofa activity area and join the "Sofa.com - Event Group (QQ Group)" in time to get more information on the event.

Yuhai Company is engaged to research and development of piezoelectric products and related piezoelectric products,  the related piezoelectric products includes the piezo sensors and transducer. 


The Ultrasonic Transducer is a kind of transducer that converts the ultrasonic signal into electric signal, or vice versa. Ultrasound transmitter and receiver is a transducer that can transmit and receive ultrasound. Ultrasound sensor is a kind of sensor, in essence, it is also a transmitter and receiver. The working principle of this kind of equipment is similar to that of radar and sonar. Active ultrasonic sensors can emit and receive reflected waves, and determine the distance of the target by measuring the time interval between transmission and reception. Passive Ultrasonic Sensor is actually a microphone that can convert ultrasonic signal into electrical signal.

According to the working principle and materials used, the ultrasonic transducer has Piezoelectric Transducer, electrostatic transducer (capacitive transducer), magnetostrictive transducer, electromagnetic acoustic transducer, mechanical transducer and other types [1].

 

Ultrasonic Sensor

Ultrasonic Sensor,Piezo Sensor,Ultrasonic Piezo Disc,Ultrasonic Piezo Elements

Zibo Yuhai Electronic Ceramic Co., Ltd. , https://www.yhpiezo.com