Recall that the angles are positive if the ray has a positive slope.

R is the slope of the straight line and B its ordinate at the origin.

R是直线的斜率,B是直线在纵坐标上的截距.

Rates of flow are represented by the slopes.

流速由斜率模拟.

Therefore, surfaces that differ significantly in slope can be clearly distinguished.

因此我们能够清楚地区别出斜率明显不同的表面.

At least one bank cut its prime rate today.

今天，至少有一家银行降低了其最低贷款利率。

The measure of data transmission speed; a thousand bits per second.

数据传输速率的单位, 为每秒1000波特.

A unit which is used to represent the transmission rate of data.

用于表示数据传输速率的一种单位.

The rate of substrate change is dependent of substrate concentration.

被酶作用物变化速率取决于被酶作用物的浓度.

Rates of leaf photosynthesis have little relationship to yield.

叶片的光合作用速率与产量的关系不大.

Death rates for heart disease and stroke have declined by about 25 %.

而美国人的心脏病和中风死亡率在此期间下降了25%左右.

A new study examines and compares adult death rates worldwide over the last 40 years.

一项新的研究调查并比较了过去40年中全球的成人死亡率.

Breast cancer death rates begin to decline.

乳腺癌死亡率开始下降.

A new study examines and compares adults adult death rates worldwide over the last 40 years.

一项新的研究对过去四十年世界范围内的死亡率(成人死亡率)进行了调查和比较.

This is not only due to high birth rates, but to lower death rates as well.

这不仅仅是由于出生率高, 而且还由于死亡率低的缘故.

Pollution from car exhausts has raised death rates in cities all over the industrialised world.

汽车废气造成的污染已提高了所有工业化国家城市人口的死亡率.

One A major reason is prematurality the death rates are among the highest in the world.

一个主要的原因是早产,其死亡率在全球是最高的.

Incidence and death rates are standardized by age to the 2000 United States standard million population.

发病率及死亡率根据年龄按2000年美国标准百万人口标化.

Rural residents of all smoking categories experienced lower death rates than smoking counterparts in urban areas.

所有各类吸烟的乡村居民的死亡率比城市地区同类吸烟者低.

The group says death rates from colon, breast and prostate cancer continue to decrease.

这个小组说结肠, 乳房,前列腺的癌症死亡率在持续降低.

A new study exams examines and compares adultsadult death rates worldwide over the last 40 years.

一项新的研究调查和比较了过去40年内,在全球范围内的成人死亡率.

On the other hand, the death rate from flu dropped from 7.4% in 2000 to 4.1% in 2014.

另一方面，流感的死亡率从2000年的7.4%下降到2014年的4.1%。