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How about the minimum order value for ODM products?
As shown in the figure, a classmate is the filter installation plan when doing the experiment of 'removing sediment in water'. try to answer: (1) when standardizing the operation, it is necessary in addition to the instrument in the picture. (1) glass rods should be used when filtering,Guide the flow of liquid,Observation diagram,Lack of glass rods;Therefore, the answer is: glass bar;Drainage;(2) iron frame and funnel are a and B respectively;Therefore, the answer is: a iron frame;B funnel;(3) it can be seen from the precautions of filtering and combined with the illustration,The obvious error in the figure is that the lower end of the funnel is not close to the inner wall of the beaker,Should be close to the Beaker wall;Funnel bottom pipe should be close to the Beaker wall;(4) if the filter paper is damaged and the liquid level is higher than the edge of the filter paper when filtering, the insoluble in the liquid can enter the beaker below,So that the leachate is turbid;The beaker that undertakes th

Zhuhai Kaihao Electronics Co., Ltd. will keep going in the hope of accomplishing mutual benefit and common growth with the support from our customers as since always. Check now! Kaihao, Dedicated to Manufacturing in the Manufacturing Consumer Electronic Industry for Years Compared with other products in the industry, robotic vacuum cleaner has more obvious advantages which are reflected in the following aspects. Kaihao is committed to producing quality best robot floor cleaner and providing comprehensive and reasonable solutions for customers.

Do you want to install a water filter at home? do you want to install a front filter and then install a water purifier? Which brand of these two devices is better? Online. It is recommended that you first understand the two major technologies of the current water purifier industry: 1. reverse osmosis.2. UF.Reverse osmosis is currently the safest and most scientific water treatment technology recognized in the world,This is pure water,Only water molecules,So it's the safest,Therefore, the reverse osmosis machine is also called a pure water machine.Filtration accuracy of UF is tight, reverse osmosis,It's not pure water,Because the pore size of the UF membrane is larger than that of reverse osmosis,Some manufacturers have publicized that the ultra-filtration water purifier is a water purifier that can retain minerals,In fact, is to avoid weight,Since it's not pure water,In,Of course, there may also be some elements that are beneficial to the human body,But in the current water environment,Security is
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