The multilayer structure is preferably a film, more preferably in the form of a pouch, preferably for packaging flowable product, especially milk.
该多层结构优选为薄膜，更优选为袋状物的形式，优选用于包装可流动产品，特别是牛奶。
Preferably at least 90% of particles are of size no more than 5 microns and still more preferably at least 90% of particles are of size no more than 1 micron.
优选地，至少90重量%的粒子的大小不超过5微米，更优选至少90%的粒子的大小不超过1微米。
So it can be applied to fractional-harmonics analysis more preferably and therefore improve the resolution capability of weak harmonic component and accuracy of harmonic analysis.
因而，新窗函数谐波分析方法特别适用于分数次谐波分析，且能提高弱谐波信号的分辨能力和准确度。
Owing to high requirement aesthetic perception for the open-faced cellphone lens, injection moulding was more preferably adopted instead of traditional cutting process.
直板薄型手机镜片的美观要求很高，最好采用注射成型的方法来代替传统的型材切割加工方法。
More preferably, an ionic polymer other than PVAs is further adhered to the resultant reverse osmosis membrane.
进一步优选在上述反渗透膜上进一步附着PVA以外的离子性高分子。
More preferably, the device structure contains a memory cell having three quantum Wells that can be arranged and constructed to define two different memory states.
更优选地，该器件结构包含存储单元，该存储单元具有三个量子阱，该三个量子阱被设置和构造成限定两种不同的存储状态。
More preferably is, that the means for realizing are arranged as a filter unit, selected from the group comprising low-pass filter units, coupled to the IGBT-based switch.
更优选的是，该实现装置被设置为滤波器单元，其选自包括低通滤波器单元的组，并且耦合到基于IGBT的开关。
More preferably is, that the means for realizing are arranged as a filter unit, selected from the group comprising low-pass filter units, coupled to the IGBT-based switch.
更优选的是，该实现装置被设置为滤波器单元，其选自包括低通滤波器单元的组，并且耦合到基于IGBT的开关。
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