Two kinds of PVA solution, which have different polymerizing degrees, are mixed with ammonium dichromate to obtain a high-resolution, water-proof developing photosensitive glue solution.
本发明方法是用两种不同聚合度的聚乙烯醇溶液与重铬酸铵混合，得到高分辩率的、耐水冲洗显影的感光胶液。
Solution: in addition to the replacement type color steel tile extra, can only use the glue sealing at roof.
解决方案：除了更换彩钢瓦型号外，只能在屋脊处用胶封堵。
The glue, a solution of metal ions and at least seven highly-charged proteins, can attach two wet objects and sets 30 seconds after hitting seawater.
这种胶是一种由金属离子和至少七种高价态的蛋白质组成的溶液，它与海水作用后，能在30秒内粘合两个浸湿的物体。
This modified inorganic material was used magnesium oxide, magnesium chloride solution and the other filler mixed glue.
此改性无机材料主要是用氧化镁、氯化镁溶液和其它填料的混合胶液。
Category II: liquid ink in pens and similar materials in liquid form appearing as such in the toy (e. g. glue sticks, slimes, bubble solution).
II类材料：在玩具上呈固态或液态的类似材料(例如胶水、粘液、泡泡水)。
Category II: liquid ink in pens and similar materials in liquid form appearing as such in the toy (e. g. glue sticks, slimes, bubble solution).
II类材料：在玩具上呈固态或液态的类似材料(例如胶水、粘液、泡泡水)。
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