Natural gas liquification involves both mixed - refrigerant cycle and nitrogen expander cycle.近几年国内天然气液化技术主要采用混合工质液化循环和氮膨胀液化循环.The control part oftube expander adopts the structure of double bearings.它的控制部分采用双轴承结构.Object...
I saw her push the boulder down on you.我看见她将巨石推下砸向你。The boulder sheltered them from the chilling wind.那块大石头替他们挡住了寒风。A flowing stream inarms a boulder in its passing.流水围绕大石流过去....
It's hard to keep track of the white trash cliches.贫苦人的陈年往事你怎么会知道.His frequent use of cliches made his essay seem banal.由于他反复使用这些陈腐的题材,所以他的文章味同嚼蜡.The aphorisms started following like water as all the old cliches got...
Clients normally pay fees in advance, monthly, quarterly, or yearly.客户通常按月、季度或年度预付费用。Vets' fees can be considerable, even for routine visits.即使是常规检查，兽医的收费也会相当高。He will have to fork out for private school fees for Ni...