| 1. | Once the desired specific gravity is established, the same strength must be used henceforth .
所需的比重一经确定，以后就必须使用同一浓度的酸。 |
| 2. | In this range, the pressure drop increases in proportion to the specific gravity of the mixture .
在这个范围内压力差的增加与混合物的比重成比例。 |
| 3. | The specific gravity of a material is the ratio of its density to that of water and is therefore a pure number .
物质的比重指的是物质的密度与水的密度的比值，所以是纯数。 |
| 4. | The clinician is best guided by evidence of a water diuresis as indicated by observation of the urine specific gravity .
临床上最好的办法是通过观察尿的比重作为水利尿的指示。 |
| 5. | The nature of sand movement depends on the particle size, shape, and specific gravity in respect to the associated velocity and turbulence .
泥沙运动的性质取决于颗粒的大小、形状和比重并与流速和紊动有关。 |
| 6. | A check of urine specific gravity at the time of admission of an acute asthmatic will invariably show a state of severe water retention with high urinary specific gravity .
此时检查急性气喘病患者的尿比重，将发现他们都处于水潴留与尿比重高的状态。 |
| 7. | Resin finishing agent - testing method for specific gravity
树脂整理剂比重的测定方法 |
| 8. | Method for determination of specific gravity of foods
食品的比重测定方法 |
| 9. | Standard test methods for specific gravity of pigments
颜料比重测试方法 |
| 10. | Standard test methods for specific gravity of water and brine
水和卤水比重的标准试验方法 |
