混合式：具有全充满和气垫式二种功能。
Combination type: Combination of all-in and air cushion types.
气垫式胶带输送机的技术关键是形成一层均匀稳定性的气膜。
The key technique of making air - cushioned edt convey is to form a layer of even and steady air membrane upon it.
对于气垫式调压室，目前大多定性地认为其安全水深应大于常规调压室的取值。
For air-cushioned surge tank, most of the qualitative considerations are that the safe-depth should be greater than that of general surge tank at present.
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