查询词典 rings

Wood moved slowly, but not equally, with its mixture of springwood and summerwood, straight and wavy grain, knots, rings and imperfections.

木头的变化速度虽然不快，但是各部分的变化步调是不一致的——木头其实是一个包含各种元素的混合体：既有早材，又有晚材；既有直纹，又有波纹；还有木节、年轮和疵点。

Such rings within barred spiral galaxies may in fact comprise the most numerous class of nearby starburst regions.

这种戒指内部的棒旋星系可能在事实上构成了最众多的阶了的干果。

Surface tensions and interfacial tensions were measured by the method of stationary rings, and the critical micelle concentrations were measured by the methods of conductance and surface tension.

运用红外光谱和核磁共振等手段对所得表面活性剂的结构进行了表征，并对其表面张力、界面张力及其临界胶束浓度等性能进行了定量测定；结果表明，所得阳离子型含氟表面活性剂具有极低的表面张力：17.8、22.9、23.8、21.5、25。

From April to September, several clusters of bamboos, 3 ~ 4 m long, 1 ~ 2 m wide, were set on the sea bed at a depth of 16 to 20 m to attract their spawning, and the egg-strings were then transported to the laboratory. When the development of the embryo reached stage 24, iris of eyes being prominent as a colour circle and statolith being formed, they were transferred into different rearing conditions, i.e., 20, 25, 30, 35 o/oo and 15, 20, 25, 30 oC. The durations from stage 24 to hatching were different among all different rearing conditions. The statoliths were extracted and mounted in Crystal Bond thermoplastic cement for reading their growth rings.

每年的四月到九月为东北角软丝主要的产卵季节，竹丛被设置在沙质海床上吸引成熟的个体前来产卵，将采集到的卵串带回实验室中培养，当胚胎发育至第二十四期的时候(胚胎的虹膜及平衡石开始生成)，这些胚胎分别被转换至不同的温度及盐度条件之下培养，温度被控制在15， 20， 25， 30 oC 四种条件下，盐度则分为20， 25， 30， 35 o/oo 四种条件，共组成十六种不同的培养条件，从平衡石生成至幼体孵出所需要的时间随著培养条件的不同而有所差异，孵化所需要的时间会随著培养的温度而有很大的变化，低温的条件会将所需的时间增长许多，在正常的条件下(25oC，35o/oo)，从平衡石出限制肤出约需要9~16天。

These factors are 60m race, long jump, the height of athletes single arm-raising, skill index, barbell bench press, back flip, backward roll to handstand, rings stemma forward.

主要结果为：①我国优秀男子撑竿跳高运动员专项能力指标体系从形态、技术和素质3个层面，8个要素来反映。

For other couples, one of these rings may be used as a stop gap while another diamond ring is being made.

对於其他的夫妇，其中一个环可作为一项权宜而另一个钻石戒指正在取得进展。

Solid, premium grade, straight-grained spruce with a minimum of 8 annual growth rings per inch (3 per cm.) for proven superior tone quality.

由经过严谨挑选的高品质云杉实木木制而成，木纹笔直，每英寸至少有八圈年轮，以提升音质。

Stuffing Box – optional lantern rings and grease injectors are available.

填料函 -可配置备选灯笼环和润滑油注射器。

With addition and multiplication defined componentwise, both R and R{D, C} are rings.Its clear that R is a subring of ?

R中加法和乘法分别定义为对应分量的加法与乘法，则R关于所定义的加法与乘法构成一个环，显然是？

Both ACEI with or without sulfhydryl groups could prevent the H2O2 induced decrease in contraction responses to PE in intact aortic rings. The increase of NO and activation of HO-1 might be involved in the mechanism.

含有和不含筑基的ACEI均具有对抗H2O2引起的血管收缩功能下降的作用，其主要机制可能是通过引起NO产生增加和诱导HO-1而实现的。

We have no common name for a mime of Sophron or Xenarchus and a Socratic Conversation; and we should still be without one even if the imitation in the two instances were in trimeters or elegiacs or some other kind of verse--though it is the way with people to tack on 'poet' to the name of a metre, and talk of elegiac-poets and epic-poets, thinking that they call them poets not by reason of the imitative nature of their work, but indiscriminately by reason of the metre they write in.

索夫农 、森那库斯和苏格拉底式的对话采用的模仿没有一个公共的名称；三音步诗、挽歌体或其他类型的诗的模仿也没有——人们把&诗人&这一名词和格律名称结合到一起，称之为挽歌体诗人或者史诗诗人，他们被称为诗人，似乎只是因为遵守格律写作，而非他们作品的模仿本质。

The relationship between communicative competence and grammar teaching should be that of the ends and the means.

交际能力和语法的关系应该是目标与途径的关系。