查询词典 trace

Silver-white bivalent or trivalent metallic element; a trace element in plant and animal nutrition.

一种二价或三价金属元素，坚硬的银白色铁磁体，植物动物营养中的微量元素。

Cadmium is a bivalent, non-essential trace element and considered as one of the most phytotoxic heavy-metal contaminants.

本文综述了藻类对重金属的耐性与解毒机理，在此基础上研究了铜绿微囊藻生长和光合作用对Cd浓度增加的响应。

Today, he was suddenly on the attack a "black-faced '", so to speak straight, a trace of unhappiness breeding.

今天，他忽然攻上了个"黑脸'"，说话如此之直，一丝不快滋生。

Today, he was suddenly on theattack a "black-faced '", so to speak straight, a trace ofunhappiness breeding.

今天，他忽然攻上了个"黑脸'"，说话如此之直，一丝不快滋生。

Fourth, it contains turfy soil with organic and trace elements, which formed 1 cm thickness of blackland in every 200-400 years, fostering the rare strategic resource.

正是这与世不同的物候特点，才孕育出举世无双的中国东北寒地黑土这一稀缺的战略资源。

Hence there are sufficient nutritive produces and water supply endowed on the blackland. The lesser Xinq'an mountain is rich in wild specialties, animal dejecta and humus containing, like infusion Chinese medicine, organic and trace elements.

纯净水灌溉：白山黑水之间，山水纯净，水系丰溢，大小兴安岭上丰富的山产品和以野草、野果为食的动物的粪便以及原始森林中多年积累的腐殖质，都富含着有机质和微量元素，这些有机质和微量元素经过雨水浸泡和冲刷，就像熬制好的中药一样，汇集成大大小小的河流，直接注入黑龙江这片平整的黑土地，从而像血管一样，滋润着本就肥得流油的寒地黑土。

Lena's red curly hair has not only been shortened and straightened, but also no longer has any trace of blondness.

莱娜的红头发卷曲、拉直不仅缩短，而且不再有任何一丝blondness。

Blood zinc, calcium and iron levels are significantly correlated to the abnormal status among children. Trace element deficiency should be paid great attention by children health-care clinicians.

外周血锌钙铁水平与小儿疾病状态之间存在明显的相关性，微量元素缺乏的现象应引起儿童保健工作者的高度重视。

Their courses of disease,complication and contents of trace elements in blood serum were measured by relative tests.

合理的饮食控制可通过改善患者营养状况，提高血浆置换疗法对肝炎患者的疗效。

Objective To investigate the relationship of blood trace elements and serum glucose, insulin levels in patients with type 2 diabetes.

目的：探讨2型糖尿病患者全血微量元素的变化特点及其与胰岛素和血糖关系。

Foods high in this vitamin include oily fish such as salmon, tuna and, and fish liver oils.

维生素D含量高的食物包括诸如大麻哈鱼、金枪鱼和鲭鱼之类的油鱼以及鱼肝油。

We need you to cosign our public letter demanding that press intimidation cease immediately, and that all charges be dropped.

我们需要您cosign我们的公共信，要求记者立即停止恐吓，并要求所有收费下降。