目前, 除了增发题材外, 上涨明显已无动力.At present, apart from additional subjects, there is no clear up momentum.枰台滚筒和无动力滚筒输送机.Scale table roller and no power roller transportation machine.有微风的时候, 这个区域非常容易影响无动力航船.Having little wind, this...
We tried to grow some copper sulphate crystals with our children.我们想跟孩子们一起制作硫酸铜晶体。The flakes seem to fuse together and produce ice crystals.雪花好像融合在一起形成了冰晶。These thin crystals transmit much of the power.这些薄薄的晶体传导了大部分的动力。...