1·The Tertiary Period was separated into division of time that were equal in length.
第三纪被划分为等长的时间单位。
2·The three-hour guided visits are a walk through time, along a well-designed nature trail past a wealth of exposed fossils dating as far back as the Tertiary, some 40 million years ago.
这三个小时的参观是一次时间漫游，沿精心设计的自然路径以此经过大量的可以追溯到大约4千万年前的第三纪的暴露的化石。
3·This 65.5-million-year-old layer of Earth separates fossils of the Cretaceous period from those of the Tertiary period.
这个有着6550万年历史的地层分离了白垩纪的化石和第三纪的化石。
4·From the Cretaceous to Tertiary, fault sealing built up with thickening of the overlying strata.
白垩纪至第三纪，随上覆地层增厚，断层封闭性增强。
5·The latter can be subdivided into 4 stages, including initial rifting, intense rifting, late rifting and Late Tertiary integral downwarping.
新生代裂陷盆地旋回又划分为早期裂陷、强烈裂陷、晚期裂陷和晚第三纪整体坳陷4个阶段。
1·Modifier CM is synthesised by tertiary amine and epoxy chloropropane for improving properties of cellulose fibre.
纤维素纤维改性剂CM系由叔胺与环氧氯丙烷合成。
2·Some of phenol compound and oxygen containing compounds with tertiary butyl group were screened to use as gasoline antiknock additives.
在实验过程中筛选出几种酚类化合物和叔丁基含氧化合物等作为汽油抗爆添加剂。
3·The study results of the toxicity of methyl tertiary butyl ether (MTBE) were reviewed.
对国内外有关甲基叔丁基醚（ MTBE） 毒性的研究结果作了综述。
4·The foam stability experiments showed that the tertiary amine oxide is a good new foam stabilizer.
泡沫稳定实验显示氧化叔胺是一种较好的新型泡沫稳定剂。
5·Methyl tertiary butyl ether (MTBE), a new gasoline additive, is added to gasoline as an octane enhancer and used to reduce automotive emissions.
甲基叔丁基醚(MTBE)是一种新型的汽油添加剂，被用来提高汽油辛烷值和减少汽车尾气中有害物质的排放。