1.Preassembled parallel wire strands, in contrast to structural strands, do not require prestretching.

1.预装配平行钢丝索与构钢缆相比，不需要预拉。

2.Marxist theories evolved from different strands of social analysis.

2.马克思主义理论是从社会分析面面发展而来。

3.She tucked a loose strand of hair behind her ears.

3.她把一缕散发夹到了耳后。

4.She laced strands into a braid.

4.她把几股线编织成一根穗。

5.These strands were coated on four sides with a nonburning coating consisting of a neoprene latex based paint.

5.用氯丁橡胶乳漆所组成包覆层将药条四个侧面包覆起来。

6.Each long strand of DNA combines with histones and nonhistone proteins to make up the substance chromatin.

6.每个长链DNA与组蛋白和非组蛋白一起构成染色质物质。

7.A skilled wigmaker will consider the number of strands of hair used and the direction of each knot to give the most natural effect possible.

7.有经验人工会考虑好发丝数量和编向，是假发外观更自然。

8.The sensitivity of denierer cannot be impr-oved but the shim thickness of it ensures the minimum size of strand silk be tangent to with both sides of gauges.

8.感知器垫片厚薄必须保证生丝细限纤度时丝条恰好与两边隔距片相切,才能提高感知器灵敏度。