9. Left ventricular filling pressure was lowered from an average of 2.926 to 1.596 kPa.

左心室充盈壓平均值從2.926千帕降到1.596千帕。

10. The kidney has an abundant blood supply, and though flow may drop to 25% of normal, renal vein oxygen content is often surprisingly high.

腎臟的血供極為豐富，即使血流減少到正常的25%，腎靜脈的氧含量仍常常髙得驚人。

11. The researchers found that supplementation with vitamin C cut mutagenic activity almost in half.

研究人員發(fā)現(xiàn)，補(bǔ)充維生素C后，誘變活性幾乎減少一半。

12. The treatment has been approved by the FDA as a temporary adjunct to diet and behaviour-modification therapy for use in patients who exceed their ideal body, weight by 20 percent or more.

食品和藥物管理局已批準(zhǔn)這種冶療作為飲食的暫時(shí)性輔助和改變行為習(xí)慣的治療方法，其對象是超過理想體重20%以上的病人。

13. Alternatively the dose may be reduced to 0,5 to 0.75 mg daily.

另一種辦法是將日劑量減為0,5?0.75毫克.

14. The population of this city has increased by 2 000 000 to 15 000 000,

這個(gè)城市的人口已增加了200萬人，達(dá)到1500萬人。

15. Two and a half years later, Kohler found that these measures reduced Strep .bugs tenfold in the first group of mother, and 40 percent fewer of their children carried Strep bugs than those in the control group did.

兩年半后，柯勒發(fā)現(xiàn)這些措施使第一組母親的鏈球菌減少到1/10，她們的孩子帶有鏈球菌者比對照組母親的孩子少40%。

16. An adult who is up and about, but relatively inactive, needs 20 to 30 percent more calories than are required under basal condition. For one engaged in a sedentary occupation, this extra energy requirement rises to from 30 to 40 percent above basal.

—個(gè)成年人如起床走動，但活動量不大，其所需熱量比基礎(chǔ)代謝多20%~30%； 一個(gè)伏案工作的人所需能量要比基礎(chǔ)代謝多30%?40%。