摘要 |
<p>A sealing member, disposed between a first member in which a first liquid flow channel is provided and a second member in which a second liquid flow channel that communicates with the first liquid flow channel is provided, includes: a plurality of communication openings; a reinforced portion in which the communication openings are provided; at least two first reference holes; a flexible portion, provided between the two first reference holes, that is weaker than the reinforced portion; and a second reference hole provided between the two first reference holes.</p> |