但即使人类的记忆很脆弱,易于变化,也不应被低估。
But while human memory is fragile and subject to change, it should not be underestimated.
疔疮是一种发病迅速,易于变化而危险性较大的急性化脓性疾病。
The deep nail-like boil is one kind of morbidity is rapid, easy to change, but risky big acute suppurative disease.
但水平连续铸钢系统是一个复杂的控制系统,具有多变量、干扰多、参数易于变化的特点。
But the level casing steel in succession the system is a complicated control system, which have the characteristics of the variable, strong coupling more interfering, parameter easy change more.
And because there is an explicit relationship between u, delta u, q and w, you can always find the easy way to derive the change in internal energy or the heat or the work.
因为Δu,q和w之间,有明确的关系,一般来说,内能或热或功的变化,易于计算。
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