isobar

• n. [気象][力]等重心；等重心核；等重心元素

iso-, et al, same as, -bar, gravity, pressure, 語源は重力、気圧計と同じ。 気象用語のisobarで使われる。

isobar (n.)

1864, coined from Greek isos "equal" (see iso-) + baros "weight," from PIE root *gwere- (2) "heavy" (see grave (adj.)). Line connecting places with the same barometric pressure at the same time.

1. Ventilation resistance and ventilation isobar in the workings were measured with barometer.

気圧計混合読数法を用いて総合放採場領域の通風抵抗及び通風等のポテンシャル図を測定した。

2.The design of spring is the critical factor to the feature of isober filling valve.

スプリング設計は等圧充填弁の性能に決定的な役割を果たしている。