submerged densityとは 意味・読み方・使い方

To provide a submerged arc welding machine scarcely causing weld defects even in high current-density welding.例文帳に追加

高電流密度溶接でも溶接欠陥が発生しにくい、サブマージアーク溶接機を提供する。 - 特許庁

In performing submerged arc welding on steel materials using multiple electrodes of two or more electrodes, the electric current of the first electrode is set at ≥800A and the current density at 180-400A/mm^2.例文帳に追加

鋼材を２電極以上の多電極でサブマージアーク溶接するにあたり、第１電極の電流を800A以上としかつ電流密度を180〜400A/mm^2として溶接する。 - 特許庁

To provide a complex method of welding and a complex welding machine thereof having a high productivity while preventing deterioration of toughness of HAZ, by maintaining electric current density in a proper range both for a gas-shield ark welding and a submerged ark welding, in welding steel plates by combining the gas-shield ark welding using multiple electrodes with the submerged arc welding using multiple electrodes.例文帳に追加

多電極のガスシールドアーク溶接と多電極のサブマージアーク溶接とを組み合わせて鋼板を溶接するにあたって、ガスシールドアーク溶接とサブマージアーク溶接の電流密度をそれぞれ適正範囲に維持して、ＨＡＺの靭性劣化を防止し、かつ施工能率に優れた複合溶接方法およびその複合溶接機を提供する。 - 特許庁

A germination-preventing agent for an aquatic plant, spreading its root in bottom mud in a fresh water area selected from the group consisting of an emerged plant, a floating-leaved plant and a submerged plant, that comprises a magnesium oxide powder having a particle size of at most 0.75 mm and bulk density of at least 2.10 g/cm^3 is scattered on bottom mud in a fresh water area.例文帳に追加

淡水水域の底泥に、粒子径が０．７５ｍｍ以下で、嵩密度が２．１０ｇ／ｃｍ^3以上の酸化マグネシウム粉末を含む、抽水植物、浮葉植物及び沈水植物からなる群より選ばれる淡水水域の底泥に根を張る水生植物の発芽防止剤を散布する。 - 特許庁