PortaCount® PRO 呼吸器密合度测试仪是对任何密合式呼吸器可靠进行密合度测试的简便方法。 PortaCount PRO 呼吸器密合度测试仪 8030 清除了那些需要猜测和容易出错的定性的密合度检验方法。除了这些新型的呼吸密合度测试仪之外，其他任何呼吸器密合度测试仪都 ...

PortaCount® Pro+ 呼吸器密合度测试仪清除了那些需要猜测和容易出错的定性的密合度检验方法。 如果面罩需要密合度测试，可借助PortaCount Pro+ 密合度测试仪 8038 来提供速、并且符合职业健康和安全管理局标准的密合度测试方法。 特点和优势 密合度测试任何密合式 ...

If you want quality coffee, and after a good capsule machine, the best Nespresso machines are a popular choice. In fact, it’s one of the few brands of capsule machine which can reach a high ...

Machine learning is the ability of a machine to improve its performance based on previous results. Machine learning methods enable computers to learn without being explicitly programmed and have ...

Each rowing machine in our list has been through at least 10 hours of workouts, using as many of the built-in features as possible.

The best espresso machine can set you up for the day with a super-smooth hit of concentrated caffeine, without you even having to leave the house. There are all sorts of options out there if you ...

Not anymore. At-home coffee-making technology has stepped up its game. With the right espresso equipment, you can have a cafe-quality coffee at home in minutes. An at-home espresso machine can ...

A heart-lung machine is a piece of medical equipment that temporarily takes over the work of the heart and lungs, circulating oxygenated blood throughout the body. Also called a cardiopulmonary bypass ...

The best exercise machine to lose weight is the one that motivates and inspires you, and that you enjoy using. Here are our favorite cardio machines to help you stay fit and healthy. If only there ...