liner space meaning in Chinese

垫板间距

I understand that , but yesterday i was informed by our shipping department that liner space for north america up to the end of this month has been fully booked
徐:我知道这一点，可是昨天我们的海运部通知说这个月底开往北美的定期班的舱位都已经订满。
But in this paper we discuss the convergence for random weighted sums of random elements in the more general structure , and the paper contains results which generalize some previous results . from 1978 on , it begins to be studied directly the convergence of randomly weighted partial sums of random elements in separable banach spaces or in separable mormed liner spaces , in general
在以往的文献中讨论的随机加权和多为sumfromi = 1tona _ ( ni ) x _ i这种形式，而本文给出了在更一般形式下随机加权和的收敛性，并对以前的一些定理作了一些适当推广。