The influences of PU mass fraction and the time of repose on the moisture vapor permeability of PU thin membranes were studied.
试验结果表明，随着质量分数的增加，聚氨酯薄膜的透湿量逐渐减小；
These days almost everyone lives in monotonous apartment blocks in Korea, and the lack of sequence and repose in space may cause people to lose their sense of time and imagination.
这些天公寓单调，几乎每个人都生活在韩国，和序列和空间缺乏忠诚和可能会导致人们失去他们的想象力和时间感。
These days almost everyone lives in monotonous apartment blocks in Korea, and the lack of sequence and repose in space may cause people to lose their sense of time and imagination.
这些天公寓单调，几乎每个人都生活在韩国，和序列和空间缺乏忠诚和可能会导致人们失去他们的想象力和时间感。
应用推荐