防じん形の英語

外周縁部２ｂにはまた、第１部分３１と第２部分３２との間に、凸をなす第３部分３３と、凹をなす第４部分と、凸をなす第５部分３５とが防じんマスクの上方から下方に向かって順次形成されている。例文帳に追加

In the peripheral edge section 2b, the third part 33 which is convex, the fourth part which is concave, and the fifth part 35, which is convex, are also formed one by one downward from above the dust mask between the first part 31 and the second part 32. - 特許庁

環状部材２１には、防じんマスク１の縦中心線Ｃ−Ｃに関して対称に、かつ環状部材２１の内周縁２３からフィルタ部６の頂縁部分１１に向かって延びる一対の第１切り欠き部２８が形成される。例文帳に追加

The annular member 21 is formed with a pair of first notch parts 28 symmetrical relative to a vertical center axis C-C of the dust mask 1 and extending from the inner circumferential edge 23 of the annular member 21 to the top edge part 11 of the filter part 6. - 特許庁