We refer the formation of coherent patterns to local frequency shift of chemical waves induced by the inhomogeneity.

我们将有序斑图形成的原因归结为缺陷导致的化学波频率的改变。

youdao

Purpose: To evaluate the role of SPIR (a chemical shift fat suppression technique) in the evaluation of orbital lesions, especially when used in conjunction with contrast enhancement.

目的：评价SPIR(用于化学位移脂肪抑制的频谱预饱和反转复位技术)与造影增强联合应用在眼眶病变判断中的作用。

youdao

Results: In 13 cases the lesions with chemical shift artifacts all contain fat;

结果：13例具有化学位移伪影的病灶均证实含有脂肪成分；

youdao

Consider how the lines of authority would shift in the event of a chemical or biological attack on Anytown, America.

ECONOMIST: Anything useful to do, besides fighting the army?

The shift toward synthetic chemical medicines occurred in the 20th Century, but according to Mark Blumenthal, the founder and executive director of the American Botanical Council, there is renewed interest in the medicinal benefits of natural foods - including those found in the pills.

BBC: Plants found in ancient pills offer medicinal insight

Its headquarters moved to Houston, the petrochemicals center of the U.S., Huntsman needed to shift out of the North American basic-chemical business as well.

FORBES: The Right Chemistry