How does sonar work on ships

There are two main height and four main length options when it comes to the size of shipping containers. Sizes don't vary too much beyond that, because shipping containers are built to conform to international shipping standards, according. TOP Ships News: This is the News-site for the company TOP Ships on Markets Insider © Insider Inc. and questions GmbH (Imprint). All rights reserved. Registration on or use of this site constitutes acceptance of our Terms of Service. Co-founder If there’s one thing I’ve learned over years of building products, it’s this. It’s doesn’t matter if it’s a small change. It doesn’t matter if it’s not the perfect solution. It doesn’t matter if it doesn’t have all the features.