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| 1. | "What we can do is to manage the man-made factors which cause sandstorms and the expansion of desertification |
| 我们所能做的就是控制产生沙尘暴的人为因素，并防止环境的沙漠化。” |
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| 2. | If the downstream system pressure is higher than the set pressure under no flow conditions, the cause |
| 如果在无流量情况下，下游系统压力高于设置压力，则原因可能是热膨胀，压力蠕变或阀座上的污垢/片。 |
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| 3. | The two sciences which cause the most rapid expansion are molecularbiology and information technology |
| 发展最快并产生重大影响的两门学科是分子生物学和信息技术。 |
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| 4. | Subsurface temperature increases with burial depth might cause fluid expansion in most sedimentary basins |
| 在大多数沉积盆地中，地下温度随埋藏深度增高可能引起流体的膨胀。 |
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| 5. | construction can be furnished for high differential pressure services or where high piping loads or thermal expansion |
| 平行阀座闸阀和阀座环结构可以应用在高压差应用环境中，或者高管道负载，或可能导致楔形闸板闸阀卡住的热膨胀应用环境中。 |
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