查询词典 coverlid

How unlike to that wavy, many-furrowed, oceanic surface, which it presented so short a time since, when to make it was a service not to be thought of at oftener than three or four day revolutions, when the patient was with pain and grief to be lifted for a little while out of it, to submit to the encroachments of unwelcome neatness, and decencies which his shaken frame deprecated; then to be lifted into it again, for another three or four days' respite, to flounder it out of shape again, while every fresh furrow was a historical record of some shifting posture, some uneasy turning, some seeking for a little ease; and the shrunken skin scarce told a truer story than the crumpled coverlid.

如何不同，这种波状，很多- furrowed ，海洋表面上，它提出这么短的时间以来，当使这是一个服务不被认为是在oftener比三或四天的革命，当病人疼痛和悲痛取消了一会儿出来，向侵害的不受欢迎的洁净， decencies他动摇了框架已废弃；然后将取消它再次，另有3或4天的喘息，牙鲆出来形状再次，而每一个新鲜的沟是一个历史的纪录，一些转移的态势，一些不安的转折，有些寻求一点纾缓；和萎缩，皮肤稀缺说，真实的故事，比弄皱的

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。