May be in the level, tilt and vertical upward direction of transportation of materials.
可在水平、倾斜及垂直向上的方向输送物料。
Caution: dropping when the dropper to remain vertical, to avoid tilt, should not inverted.
使用注意事项：滴加时，滴管要保持垂直，避免倾斜，切忌倒立。
Caution: dropping when the dropper to remain vertical, to avoid tilt, should not inverted.
使用注意事项：滴加时，滴管要保持垂直，避免倾斜，切忌倒立。
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