The Boeing Model 306 was the designation for a series of aircraft drafted in 1935 that achieved neither design nor production status. They included the Model 306 bomber, Model 306 flying boat, and Model 306A airliner.

是否进口:否，订货号:2B model-306，加工定制:否，货号:2B model-306，品牌:聚创（仪表），型号:2B model-306，类型:便携式臭氧检测仪，测量范围:1.5ppb到100ppmv的臭氧含量，测量精度:1.5 ppbv或2%，取大者，尺寸:10.1×18.8×21.6cm（mm），重量:1.9Kg（kg），电源:11－14 V …

2B 公司生产的Model 306 臭氧标定源是一种便携式的臭氧源，允许用户用来标定任意的臭氧检测仪— —不局限于2B 公司生产的仪器。 该仪器净化从周围空气中获得的臭氧，进而产生30 到1000ppbv 臭氧的

A portable source of ozone that is the perfect companion for calibrating virtually any ambient ozone analyzer – not just those manufactured by 2B Tech. The instrument scrubs ozone from ambient air and produces any mixing ratio of ozone in the range 30 to 1,000 ppbv.

Model 306OCS臭氧校准器是一种轻便的臭氧源，可用于标定任意的臭氧检测仪。 该仪器净化从周围空气中获得的臭氧，且可产生30到1000ppbv臭氧的混合气体。

2 天之前 · Aside from a long-range bomber, there was a flying boat, an airliner and two variations of a compact one-man fighter with all receiving the in-house umbrella designation Model 306. The long range bomber was completely tailless with swept wings and an unusual system of external elevation supported behind the trailing edge by long struts.

The Model 306 is a portable source of ozone that can be used to provide ozone in the range of 0 to 1000 parts per billion by volume (ppbv) for the calibration of ozone analyzers and other applications where a precise

2024年4月4日 · Browse a wide selection of new and used CATERPILLAR 306 Excavators for sale near you at MachineryTrader.com

The Cat ® 306 CR Mini Excavator delivers maximum power and performance in a mini size to help you work in a wide range of applications.

2016年11月29日 · Model 306OCS 臭氧校准器是一种轻便的臭氧源，可用于标定任意的臭氧检测仪。 该仪器净化从周围空气中获得的臭氧，且可产生 30 到 1000ppbv 臭氧的混合气体。