| 摘要 |
<p>The combination (10) of a burette (11) and injection portion (20) and a tube (21) to be connected to a reservoir to drain a liquid therefrom for delivery to the burette (11). The injection port (20) is fixed to a cap (16) of the burette (11) by having an outlet (28) extending to and being secured to an inlet (19) of the burette (11).</p> |
