倒置显微镜观察，气液界面培养可以形成连续的上皮细胞层，细胞和载体之间连接较牢固。
The results of the inverted phase contrast microscope showed that successive layers of epithelial cells could be cultured on the air liquid interface, and the joint of cell and carrier was firm.
严禁在其所连接的气缸水平放置时或者顶部倒置时，使用注气器。
Never use the insufflator if it is connected to a cylinder placed horizontally or one which has its top pointing downwards.
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