| 1. | Fuse potassium dichromate (19) in a porcelain crucible . 在瓷坩埚中熔化重铬酸钾(19)。 |
| 2. | `the glass in the form of marbles or batch is introduced into the bushing . 把玻璃球或配合料加到坩埚中。 |
| 3. | Gooch crucibles or similar filters are used for such measurements . 在这样的测定中,采用Gooch坩埚或类似的过滤器。 |
| 4. | All gravimetric measurements require some sort of crucible or dish to hold the residue or precipitate . 所有重量分析需要某种坩埚或器皿保留残渣或沉淀物。 |
| 5. | Upon cooling, the thermal mismatch between residual silicon and quartz usually results in the fracture of the crucible . 当冷却时,残余的硅和石英间的热失配往往导致坩埚破裂。 |
| 6. | A novel method to reduce crucible erosion is by suppressing thermal convection currents, which can be done by applying a magnetic field to the melt . 减少坩埚侵蚀的有效方法是对熔体施加磁场以抑制热对流的流动。 |
| 7. | Porcelain laboratory ware ; crucibles and lids 实验室用瓷质器皿.坩埚和坩锅盖 |
| 8. | Made of stainless . flat ends and easy operation 该坩埚钳为平头不锈钢,夹持物体方便。 |
| 9. | Fuse potassium dichromate ( 19 ) in a porcelain crucible 在瓷坩埚中熔化重铬酸钾( 19 ) 。 |
| 10. | Many cauldrons seem to be at least partially magical 大多数坩埚似乎至少有部分的魔法。 |