单链核酸合成仪-12P是北京擎科生物科技股份有限公司自主研发的用于合成DNA、RNA等核酸的设备。该设备能在2小时内合成12条寡核苷酸，单柱产量为10nmol至100umol，适用于快速合成高产量寡核苷酸的研究机构或企业。其主要特点包括独立管路设计、高效耦合率 ...

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永合创信实验室冻干机CTFD-12P由青岛永合创信电子科技有限公司提供，产地为山东，属于国产冷冻干燥机，符合多项国家和 ...

New observations of comet 12P/Pons Brooks have pinned down a D/H ratio in its water that matches Earth’s oceans within acceptable uncertainties. This unexpected discovery tightens the link between ...

Plus, eight must-have plants to brighten up your outdoor space GARDEN envy is a real thing – but what if you didn’t need to spend hundreds to give your outdoor space a makeover? According to experts, ...

Dinion2X Day/Night IP cameras are progressive scan CCD cameras. They can tri-stream video simultaneously - on two H.264 streams and one M-JPEG stream. Equipped with 20-bit DSP with 2X-dynamic, they ...

A nutritional expert has revealed that an everyday fruit, which can be bought for just 12p each, can lower cholesterol and even improve your skin. Tangerines, which are also beneficial for heart ...

The secret to pristine white bedding is already sitting in your kitchen THERE’S nothing quite as frustrating as forking out for fancy white bedding – only for it to go yellow over time. This is ...

12P接近地球的事件统计如表1所示，1884年12P距离地球最近（0.63 AU），这次近地事件之后的回归，其地心距逐渐增大，大于1.5 AU。 表1 彗星12P近地事件 02 彗星的物理性质 彗星就像一座古老的飞越太空的冰火山，不定时地爆发，将大量冰和气体送入太空。

Comet 12P/Pons-Brooks, also dubbed the 'Devil Comet' has thrilled skywatchers in recent months with its impressive night sky display and sudden flare-ups in brightness. But as it approaches perihelion ...