Both! Ultrasound Tech, or Technician, is the same as Sonographer. You may also hear the term Diagnostic Medical Sonographer as well as Ultrasonographer.Each of these titles refers to the profession of operating ultrasound machines, which produce images used to diagnose and treat patients.oth! Ultrasound Tech, or Technician, is the same as Sonographer. You may also hear the term Diagnostic Medical Sonographer as well as Ultrasonographer.
Flip-flop hub. Flip-flop hubs, also called double-sided hubs, are rear bicycle hubs that are threaded to accept fixed cogs and/or freewheels on both sides. There are several different types of flip flop hubs available for different applications. Their main purpose is to allow changing between two different size gear ratios on one rear wheel without the added complications of a derailleur or internal hub gear, or between a fixed and freewheeling option.
Here are 9 pairs of the best flip flops for men, all of which are affordable and wonât break the bank. Rainbow Sandals Menâs Classic Wide Strap. Rainbow Sandals are like the Mercedes Benz of menâs flip flops. Theyâre classic, dependable, high-performance, and they last for generations.