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- polycyclic landform 多循环地形
- Landform is hilly dry Sadakazu District. 地貌属丘陵旱垣区。
- The Changde landform is diverse, pleasant weather. 常德地貌多样，气候宜人。
- Clowes, A. and P. Comfort, Process and Landform, Oliver and Boyd. 林朝宗，台湾山崩灾害专辑，中央地质调查所。
- A fiord is a kind of landform which you can find by the sea shore. 峡湾是一种可以在海边发现的地形。
- The Changde landform has the yenshan movement characteristic. 常德市地貌具有燕山运动的特征。
- To briefly describe the site's landform and geomorphology. 简述场地地形、地貌特征。
- China is the largest and most complete of the Danxia landform. 是国内面积最大、发育最完整的丹霞地貌。
- Polycyclic aromatic hydrocarbons are a group of ubiquitous pollutants. 摘要多环芳烃是一类普遍存在的环境污染物。
- The difference is mainly in the tone not in the drainage pattern or landform. 所不同的主要在色调，而不在于水系型式或地形。
- Having become simpler in form and of lower relief. Used of a landform. 地形起伏缓和的较为简单的、起伏较平的。用于形容地形
- The special landform of this harbour makes it perfect anchor ground. 这个港湾地形特殊，是绝佳的泊地。
- The mountain is a typical example of the "Danxia Landform"in geography. 其中宝珠峰、海螺峰、长老峰三峰耸立，百峰俱伏，峰林陡峭，锦江萦绕。
- On Earth, polycyclic aromatic hydrocarbons are found on burnt toast and in automobile exhaust. 在地球上，可以在烤土司和汽车尾气中找到多环芳烃。
- In species of Pinus which are polycyclic flower initiation must occur over a wide time range. 具有多环球花的松树属种，其花的孕育期会延续较长的时间。
- In species of pines which are polycyclic flower initiation must occur over a wide time range. 具有多环球花的松树属种,其花的孕育期会延续较长的时间。
- Incense is burnt in many Chinese homes and polycyclic aromatic hydrocarbons have been recovered from incense smoke. 很多中国人家里点香，香的烟中已经发现有多环芳香族碳氢化合物。
- Nitrated Polycyclic aromatic hydrocarbons are a class of important pollutants with direct mutagenicity. 硝基多环芳烃是一类重要的具有直接致突变性的环境污染物。
- The polycyclic aromatic hydrocarbons(PAHs) in soil have serious latent danger to our human health. 土壤中的多环芳烃对人体健康具有潜在的危害。
- The landform on which ancient human activity relic located was interfluvial floodplain on Yongding River Alluvial Fan. 古人类活动遗址所处地貌部位为古永定河冲积扇的河间冲积平原。
