Ru Xu: 3 books

Blue arrives in the capital city of Altalus, where she is determined to find her friend Crow, the boy who was created to be a flying war machine, and Jack, the engineer who built him. But soon she is inadvertently kidnapped by Snow and Red, twins from the enemy side of their ten-year war. They set...

Blue is an orphan who disguises herself as a newsboy. There's a war going on, and girls are expected to help the struggling economy by selling cookies. But Blue loves living and working at the Bugle, the only paper in town that tells the truth. And what's printed in the newspapers now matters more...

Providing an updated summary of the application of different types of sensors for the analysis of food safety and quality, this book discusses the core principles, current research status, challenges and successful examples for each technology. In addition, the prospective and future trends for each...