A smoking mask that effectively solves the problem of second-hand smoke
A technology for second-hand smoke and masks, applied in protective clothing, clothing, applications, etc., can solve the problems of no environmental protection function, long transportation distance, environmental damage, etc., and achieve the effect of good promotion prospects, reasonable design and convenient use.
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[0020] The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present invention.
[0021] In the description of the present invention, it should be noted that the orientation or positional relationship indicated by the terms "vertical", "upper", "lower" and "horizontal" are based on the orientation or positional relationship shown in the drawings, and are only for It is convenient to describe the utility and simplify the description, but does not indicate or imply that the device or element referred to must have a specific orientation, be construc...
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