| 1. | There is no sharp demarcation between these two types .
在这两种结构之间，没有明显的分界。 |
| 2. | A sharp demarcation of adventive embryos from zygotic embryos cannot be drawn .
不定胚与合子胚之间不能划分出明显的界限。 |
| 3. | I shall not attempt to draw a precise line of demarcation between the two methods .
我不想在这两种方法之间划出一条截然分明的界限。 |
| 4. | It is then theoretically plausible to use "product groups" as a basis for the demarcation of industries .
用“产品群”作为划分行业的依据，在理论上似乎是可行的。 |
| 5. | The criterion of irreversibility is also not decisive for the interpretation of demarcation of developmental homeostasis .
不可逆标准对于解释或区分发育同形作用也是不明确的。 |
| 6. | We found demarcation walls in many farm units indicating the borderline between the water rights of adjacent farms .
我们在许多耕作单元内找到分界墙，表明相邻农场之间用水权的分界线。 |
| 7. | The threat of war perceived to come from large armies attaching across an internationally recognized line of demarcation .
战争的威胁来自跨过国际承认的边界线发动的大规模的武装进攻。 |
| 8. | Probe into some problems in tunnel demarcation surveying
隧道限界测量若干问题探讨 |
| 9. | Can we see clearly the demarcation line
王渊源：两海的分界线能看得出来嘛？ |
| 10. | The demarcation of the enterprise ' s social commitments
论企业社会责任的界定 |
