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Agar’s low viscosity also makes it easy to pour into Petri dishes, and its transparency permits observation of microbes growing on its surface.7 Also aiding in this is its low syneresis (extrusion of water from the gel), guaranteeing less surface “sweating”: Once a plate is inoculated, bacterial colonies stay in place and do not mix.,这一点在PDF资料中也有详细论述
,这一点在PDF资料中也有详细论述
ZDNET's key takeawaysThe Roku Channel now has a search button for live TV. ,推荐阅读PDF资料获取更多信息
"This is essentially a development kit for dexterity. You get this hardware, you explore what can be done in terms of dexterity, then that helps you work out what you want to build if you're going to build a bigger system, or a bigger project, or deploy something," explains Walker.
Фото: Office Of The Iranian Supreme Leader / WANA (West Asia News Agency)/Handout via Reuters