| 1. | A buffer system resists a change in ph .
缓冲系统对pH的变化是有耐受能力的。 |
| 2. | Condensation is very rapid at ph 7-9 .
PH值7-9时缩聚极快。 |
| 3. | The inflection point at this ph is barely detectable .
在此PH值下，拐点不易发现。 |
| 4. | The reaction should be buffered to a ph of between 6 and 11 .
应使反应缓冲到pH值为611。 |
| 5. | The first consideration in selecting a buffer is ph value .
在选择缓冲剂时第一考虑是它的pH值。 |
| 6. | During an algal bloom the ph of the water can be as high as 10 .
藻类水华期间，水的pH值可高达10。 |
| 7. | Minimum zinc solubility is in the ph range 6. 0 to 8. 0 .
土壤PH值为60-80时，锌的溶解度最小。 |
| 8. | Soil ph and other environmental influences affect blank shank .
土壤pH值和其它环境变化也影响黑胫病。 |
| 9. | Hemagglutination of some viruses has a particular ph requirement .
某些病毒的血凝反应需要一定的PH值。 |
| 10. | With proper ph adjustment(4. 5-5)the chromate will be removed .
PH值调节得当(4.5-5)，铬酸盐也可被除去。 |
