There are many types of drones , which are based on the evolution of many existing aircraft. Now the coaxial twin-rotor helicopter has matured in the world, but in the aviation field of China, it is difficult to machine parts due to its operating mechanism. Big, so there is no widespread application ---MORE---
On June 15th, Ruibo Optoelectronics (833810) recently released its 2015 annual report. As of December 31, 2015, Ruibo Optoelectronics' operating income was 109 million yuan, an increase of 124.51% over the same period of last year; net profit was It was 146.755 million yuan, an increase of 105. ---MORE---
Zhiyun Popeye (Popeye, full waterproof) Background: Zhiyun is a domestic manufacturer of handheld stabilizer products, with more than ten handheld stabilizer products. Previously, we also reviewed Zhiyun's Z1-Pround and Z1- Evolution two stabilizers for GoPro and similar sports cameras, and Pop ---MORE---
With 28 years of manufacturing history sterilizer old appliances in Guangdong - Guangdong combo Electric Institute was established in Beijing, taking advantage of Beijing's scientific and technological resources, to provide technical support from a multi-faceted strategy, technol ---MORE---
As an essential part of the living room in the home, television still dominates the market. On June 7, Lenovo’s 17TV held a press conference in Beijing to formally launch its second-generation new 17TV 55i2. On the one hand, it caught eyeballs with high price and low ---MORE---
introduction For the low-voltage distribution lines with many feeders, the following methods are mainly used to realize system monitoring: 1. Multi-channel system monitoring is realized by using a current transformer connected to a multi-function power monitor plus a 485 comm ---MORE---
[Home Theater Network HDAV.com.cn] When performing acoustic decoration, there are often some wrong practices. Some of these practices are design errors, and some are construction problems. If these errors are not corrected and the problems are solved, it will affect. Acoustic ef ---MORE---