赤道: the equator层: I storey; tier; stratum线: thread; string; wire层线: layer line; layer-line; line of stratification波道层: ducting layer沟道层: channel layer通道层: kbit/spdh; pq pdh path layer pdhh赤道: 1.[地] (地球赤道) the equator 美国位于赤道以北。 the united states is north of the equator.2.[天文学] (天球赤道) the celestial equator 层线屏: layer-line screen层线图: layer-line diagram断层线: fault line; fault strand; fault-line-valley shoreline; faultline; line of rent分层线: line of stratification覆层线: covered wire零层线: zero layer line砂层线: sand line弹道层风: zone wind光纤信道层: och optical channel layer通道层网络: pln path layer network在通道层: at the path layer焊道层底纹裂: underbead cracking赤道仪；赤道的: equatorialx光层线: layer line层线间距: layer-line separation层线衍射图: layer-line pattern纯砂层线: clean sand line
