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1·She laid a spring mattress under the sheet.

她在床单下面铺了一个弹簧床垫。

2·Well suited for latex, memory foam and pocket spring mattress.

适合各种床垫：乳胶，记忆绵，弹簧床垫等。

3·Three to listen to: that is, to detect the spring mattress quality measures.

三听：即检测床垫中弹簧质量的措施。

4·Spring coverage: a spring mattress on the sum of the maximum cross-sectional area measured with the mattress area percentage.

弹簧覆盖率：床垫上所用弹簧的最大截面面积总和与床垫实测面积的百分比值。

5·Each berth should be fitted with a comfortable mattress with cushioning bottom or a combined cushioning mattress, including a spring bottom or a spring mattress.

每张床铺应配备带有缓冲底板的舒服床垫或包括弹簧底板或弹簧床绷在内的复合缓冲床垫。

6·To explain elastography, Ophir likens the body to a box-spring mattress, but a crazy mattress made out of millions of small springs and each one is a little different.

为了解释弹性成像，Ophir把机体比作一张弹簧垫，但“一张由数百万个小弹簧组成的夸张垫子，并且每个弹簧都略有差别。

7·The mattress has lost its spring.

那个床垫失去弹性了。《牛津词典》

8·There was one exception: a line of beds that used so-called memory foam instead of a standard mattress and box spring.

只有一个例外，那就是一系列使用所谓记忆泡沫材料的床，而一般的床用的都是弹簧床垫或床垫架。

9·The first thing people should do is encase their mattress, box spring and pillows with bedbug certified mattress encasements.

人们首先要将自己的床垫、发条盒和枕头装进防臭虫认证的床垫装箱。

10·And the spring in the mattress have no elastic, a put effort later play not to get up.

且床垫里的弹簧没有弹性，一使力以后就弹不起来了。