half foam life period 泡沫半衰期
plastic foam life raft 泡沫塑料救生筏
alf foam life period 泡沫半衰期
average foam life 平均发泡寿命
foam quarter life 泡沫的四分之一寿命
foam half-life 泡沫半衰期
half-life time of foam 泡沫半衰期
Called "the Flat Daddy," the gift is a life-sized poster that can be pasted up on a cardboard, foam, wood to remind children that their parents always love them.
该礼物名为“扁平爸爸”，是张真人一般大小的海报，可以贴在硬纸板上、塑料泡沫上或者木板上，用来提醒孩子们：父母永远爱着他们。
When you see a small mermaid prince to love, gave up a three hundred years of life, into the sea foam, I could not help tears.
当看到小人鱼为了所爱的王子，毅然放弃了三百年的生命，化为海中的泡沫时，我忍不住潸然泪下。
The aerated foam mud fluids can used in negative drilling, and enlarge the life of drilling bits for its low density, and low sap pressure.
充气泡沫泥浆由于比重低，液柱压力低，实现了负压钻进，能大幅度提高机械钻进，延长钻头寿命。
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