biology of reproduction

...effect of the electromagnetic field. The thermal effect of microwave on bacteria is to change the protein, so that the bacteria lose the conditions...

... of and effects of electromagnetic field. Microwave thermal effect on the bacteria is to make the protein of bacteria denatured,lost the...

filter material water treatment filter medium volcanic rock constructed wetland filter material Volcanic rock biofilter has the following c...

...A5T(trinocular); l Brand-new optical design, the best and true color image; l Kinds of stands and attachments are available; l Applied...

... zinc ≥10% Pb ≤ 10ppm As ≤ 5ppm 2.Main Function: 2.1 provide copper and a variety of amino acids, stable structure, high utilization rat...

...characterized by brand-new optical design, the best and true color image. Kinds of stands and attachments are available. It can be app...

... material with the promoted addition of bio-enzyme,adaptable for all kinds of microoganism to grow and rapidly to dissolve organics in...

...-new optical design, the best and true color image. With their large zoom rang and long-working distance. These are ideal for high-mag...

...: microwave sterilization is the result of microwave thermal effect and effect of the thermal effect of microwave on bacteria is to make...

... pollution, different treatment measures shall be taken according to the material of reverse osmosis membrane. Aromatic polyamide membra...