Harmonized System

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1451 results for "西华盛顿大学本科学位证<网址:ｚｊｗ２１１.ｃｏｍ>-哪里买西华盛顿大学本科学位证<网址:ｚｊｗ２１１.ｃｏｍ>-敦煌西华盛顿大学本科学位证哪里做-哪里办西华盛顿大学本科学位证Du"

Section XVI > Chapter 85 > Heading 8540

Explanatory notes

… is projected on to a photoemissive surface which in turn produces a corresponding visible image on a luminescent … in which an image projected on to a photoemissive surface produces a corresponding intensified image on a luminescent …

Section XVI > Chapter 85 > Heading 8549

Section XI > Chapter 63 > Heading 6307

Explanatory notes

… dress patterns. 6307.10 - Floor‑cloths, dish‑cloths, dusters and similar cleaning cloths 6307.20 - Life‑jackets … includes, in particular : (1)  Floor-cloths, dish-cloths, dusting cloths and similar cleaning cloths (whether or not … like. (22) Textile face-masks of a kind worn by surgeons during operations. (23) Face‑masks for protection against …

Section VI > Chapter 29 > Heading 2921

Section XVIII > Chapter 90 > Heading 9017

Explanatory notes

… 84.71 ). (c)   Pattern generating apparatus designed to produce masks and reticles from photoresist coated … with such machines. (3) Drawing compasses , dividers, reduction compasses, spring bows, mathematical drawing pens, …

Section V > Chapter 25 > Heading 2530

Section XVIII > Chapter 90 > Heading 9013

Explanatory notes

… or 90.27 ). This heading includes : (1)   Lasers . These produce or amplify electro‑magnetic radiation in the … the lasing medium (e.g., crystals, gases, liquids, chemical products) is excited by the light from an electric source or … from another source of energy, the light beams which are produced inside the lasing medium are repeatedly reflected …

Section VI > Chapter 36 > Heading 3605

Explanatory notes

… articles of heading 36.04 This heading covers matches producing a flame on being rubbed on a rough surface … vestas), and of a head made of various inflammable chemical products. The heading excludes Bengal matches and other pyrotechnic products, though ignited by friction and having the shape of …

Section XV > Chapter 75 > Heading 7506

Explanatory notes

… foil which are defined in Note 9 (d) to Section XV ; these products correspond to the copper products described in the Explanatory Notes to … of equipment used, in particular, in the chemical industry. This heading excludes expanded metal ( heading …

Section VI > Chapter 29 > Heading 2930