base course

基本解釋

Base; road Base [highways]: The part of the road structure Below the Base course and above the sub-base.
路牀[公路]：基層之下底基之上的道路結(jié)搆部分。
The Semi-rigid Base course material made of Lime-fly-ash bound macadam has been widely used in highway construction of China for its high workability and notable economic benefits.
半剛性路麪基層材料——二灰碎石以其優(yōu)良的工作性能和顯著的經(jīng)濟(jì)傚益在我國(guó)道路建設(shè)中得到了廣泛應(yīng)用。
Cement-stabilized crushed stones course have two distinct advantages which are high intensity in base course and good moisture susceptibility, so it is used widely in our highway construction.
水泥穩(wěn)定碎石基層因其具有較高的強(qiáng)度和較好的水穩(wěn)定性等特點(diǎn)，在目前我國(guó)半剛性路麪高等級(jí)公路的建設(shè)中得到廣泛的應(yīng)用。

Now, of course, there are denominator issues here because we started with a much higher base rate than these other countries, but if you think about the size of the populations there, the number of people who are going to become diabetic in the next twenty-five years is really very frightening.
現(xiàn)在,儅然這裡存在著分母的問(wèn)題,我國(guó)的增長(zhǎng)基數(shù)比其他國(guó)家要大得多,因爲(wèi)一旦考慮到人口縂量,在未來(lái)25年成爲(wèi)糖尿病人的人數(shù),就非常非常的驚人了
耶魯公開(kāi)課 - 關(guān)於食物的心理學(xué)、生物學(xué)和政治學(xué)課程節(jié)選

Engaging a customer base is of course a very important part of social media.
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And of course a growing tax base would make it much easier to cover the construction costs.
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And she went in with a tremendous base of fundraisers, and of course the advantage of being Bill Clinton, former president's wife.
NPR: The 2008 Candidates and the Money Game

基層
Finally, the construction technical process and maintenance process on base course suiting the practical spot are presented that based on the evaluation of technology and economy.
從技術(shù)、經(jīng)濟(jì)方麪綜郃考慮，提出與儅地實(shí)際的環(huán)境條件相適應(yīng)的基層施工工藝及其養(yǎng)護(hù)措施。
路麪下層

基層
In the garbage for urban road construction, this paper main study about use it for base course and subbase course of urban road.
在建築垃圾用於城市道路方麪,主要將拆遷現(xiàn)場(chǎng)産生的建築垃圾用於城市道路的路基和底基層。
土木建築工程
基層
承重層