单词	sulfate of potash
释义	sulfate of potash n.硫酸钾
随便看	double needle bar fabric double needle-bar tubular net double needle bed machine double-needle cartridge double needle catheter double needle drafting device Double Needle Fell Seam double needle loom double-needle loom double-needle puncture outfit double needle telegraph double-needle telegraph double needle type power meter double needling double negation double-negation law double negative double-negative Double-negative dielectric material double negative law double negative material double negative media double negative medium double-negative medium Double negative metamaterial