劳恩赫公司强调这些窗口是由“特殊的丙烯酸树脂”材料制成，厚度达到200毫米，比玻璃的强度高200倍。
Raonhaje says the Windows are made from a "special acrylic" material, 200mm thick and 200 times stronger than glass.
短时傅里叶变换技术存在窗口问题，限制了垂向分辨率，而且不能适应地层厚度的变化；
STFT method has the window problem, which limits the vertical resolution, and cannot adapt the thickness transverse change of layers.
该方法考虑了不为零厚度的金属膜片及窗口槽的影响。
The influences of the nonzero metallization thickness and the mounting grooves are taken into account in the method.
顶端厚：涉及到保持架窗口在上端部所留钢铁的厚度，以高度计量。(参考：窗孔)。
TOPS: Refers to thickness of steel left at upper end of pocket, measured in height. (See: pocket).
顶端厚：涉及到保持架窗口在上端部所留钢铁的厚度，以高度计量。(参考：窗孔)。
Refers to thickness of steel left at upper end of pocket, measured in height. (See: pocket).
顶端厚：涉及到保持架窗口在上端部所留钢铁的厚度，以高度计量。(参考：窗孔)。
Refers to thickness of steel left at upper end of pocket, measured in height. (See: pocket).
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