| 1. | Simple structure and only small working area required
构造简单，所需空间较小。 |
| 2. | Arm pneumatic type driving , simple construction , trouble free
臂气压式驱动构造简单、故障机率少。 |
| 3. | Low breakdown rate , easy maintenance , low operating cost
构造简单、不易故障、容易维护，运转成本低廉。 |
| 4. | In some scenarios , a simple udm can be constructed automatically
在某些方案中，可以自动构造简单的udm 。 |
| 5. | Practical and economical with simple mechanism easy maintenance with less trouble
构造简单，经济实用，故障率低，保养容易。 |
| 6. | This walkthrough has shown how to construct the user interface for a simple calculator
本演练已演示了如何构造简单计算器的用户界面。 |
| 7. | The organisms were characterized by small size , simple structures of shells and low diversity
生物具有个体小，壳体构造简单，多样性低等特点。 |
| 8. | These machines have few breakdowns and easy to maintain because of their simple mechanical structure
这些机器由于机械构造简单，所以很少故障，易于保养。 |
| 9. | These machines have few breakdowns and easy to maintain because of their simple mechanical structure
这些机器因为机械构造简单，细目分类极少，很容易维修。 |
| 10. | These machines have few breakdowns and easy to maintain because of their simple mechanical structure
这款机器很少会故障，即使有也便于维修，因为它们机械结构构造简单。 |
