The reasonable control of filmogen and gloss surface tension so that both firm.
合理控制薄膜材料和光油的表面张力，使两者结合牢固。
Seat the post into the canal gently and maintain firm pressure once the post is seated.
轻轻的使桩在根管内就位，一旦桩就位，应保持压力使之牢固稳定。
Automatic constant temperature makes the sealing of bag opening firm and smooth.
自动恒温使袋口封合牢固、平整。
应用推荐