查询词典 a trace

The shadow of the heliostat on the ground is calculated with ray trace method.

采用光线追迹计算了定日镜对地面的阴影。

Monocholesterylsuccinate is synthesized using cholesterol and succinic anhydride as raw materials in heptane and trace pyridine as catalyst.

以正庚烷为溶剂、吡啶为催化剂，采用丁二酸酐和胆固醇以均相法合成了丁二酸单胆固醇酯。

To define reason of mineral metabolism disease in yaks, the dynamics of content of trace elements in herbage were studied.

为了探讨牦牛营养代谢疾病的病因，在黄河首曲草地对牧草微量元素含量季节性变化进行了系统的研究。

The occasional Damara and Herero homesteads bear no trace of the Germanic penchant for order; they are tiny mean huts cobbled together from sheet metal, elephant dung, car doors, truck canopies, straw and whatever else is at hand.

这个达马拉人和赫雷罗人的临时家园丝毫不没有留下日耳曼人的倾向。他们拥有用金属片简单搭建的简陋的窝棚、大象的粪便、车门、卡车天篷、稻草和附近的其他的一切！

The occasional Damara and Herero homesteads bear no trace of the Germanic penchant for order; they are tiny mean huts cobbledtogether from sheet metal, elephant dung, car doors, truck canopies, straw and whatever else is at hand.

达马拉和赫雷罗地区的家宅房屋没有保留任何德国式的建筑风格，它们都是一些由金属片、大象的粪便、破烂的车门、大卡车的遮蓬布、稻草以及任何可以找到的东西堆积而成的矮小而简陋棚屋。

Here it will be sufficient to trace briefly the history of the heresy.

这里不仅将有足够的追查简要历史的异端。

If you desire to improve your status of health through the alter of diet,please elinamate the sugar without a trace among your diet hereupon or at least reduce the intake of sugar from now on.

如果你想通过饮食的改变来改善自己的健康状态的话，那么请从现在开始将糖从你的饮食中完全去掉，至少做到从现在起减少对糖的摄入。

Secondly, in section II of this chapter, we introduce the inequalities of Hermitian matrix trace with constrained condition and its application in statistics.

重要内容，它在许多方面都有广泛的应用。

Matrix eigenvalue is an important conception in matrix theory and it has many applications in other subjects. In this section, the trace of the special form matrix is mainly discussed and the inequalities of Hermitian matrix which are extension forms of the known results are gotten.

本节主要讨论一类特殊形式的矩阵特征值和它的不等式，把已有结果推广到了一般形式。

He talked willingly now , with a kind of satisfaction and no trace of hesitancy or shame.

此刻他心甘情愿地讲着，还有点洋洋自得。没有丝毫的犹豫和羞愧。

Hanna: That's over now, isn't it?

都结束了，对吗

You must be ill. You look so pale.

你一定是病了，你的脸色苍白。