In amphibole asbestos the constiuent atoms are arranged in chain - like conformation.在闪石类石棉中,组成的原子呈链状排列.Precise design of complete machine, compact conformation, handiness and simplicity.整机设计精致, 结构紧凑, 操作方便简洁.Like light m...
Will you nail down that loose board in the floor?请把那块松动的地板钉牢好 吗 ?It would be useful if you could nail down the source of this tension.如果你能弄清这种紧张的根源，将会大有益处。It took the negotiators ten hours to nail down a deal.参加协商的人花了十个小...