| 1. | I'm sure that's one of your phrases . 我想这是你常用的一句话。 |
| 2. | Nitrogen is the most commonly used gas . 氮气是最常用的气体。 |
| 3. | They are not generally applicable . 这些不是一般常用的。 |
| 4. | The most usual system is that of the decibel scale . 最常用的系统为分贝标度系统。 |
| 5. | He ventured to reprobate that common system . 他很大胆地摈弃了一般常用的那种方式。 |
| 6. | These substances include many commonly used chemicals . 这些物质包括许多常用的化学品。 |
| 7. | The used key is always bright . 常用的钥匙永不生锈 |
| 8. | Drag bits are used most commonly in soft formations . 在松软岩层中最常用的是钢砂钻头。 |
| 9. | Primers may be any of the common rigid film formers . 预涂层可以是任何常用的刚性成膜剂。 |
| 10. | Bench blasting is the most usual type of blasting work . 梯段爆破是最常用的爆破工程之一。 |