The analysis of the structure and break of the minor diameter cast iron bars shows that developed primary austenite dendrites distribute in framework; With the high-power electron microscope to observe the D-type graphite between dendrites, the graphite is approximately worm-shaped or coral-shaped.

It is proved that Ni-P alloy catalyst has obvious cavity structure, and its shell exists the worm-shaped nano-scale pore structure, and facilitates the exchange of materials within and outside the cavity.

证明了Ni-P非晶态合金纳米球具有明显的空腔结构，其壳层中存在蠕虫状的纳米级孔道结构，方便了空腔内外物质的传递。

Critical micelle concentrations of the surfactants can be reduced with the addition of the chiral alcohols which drive the formation of worm-shaped micelle and phase transition.

手性醇的加入有利于降低表面活性剂的临界胶束浓度，并且有利于蠕虫状状胶束的形成，同时还会使螺旋介孔有机-无机杂化二氧化硅纳米结构的表面发生相变。

On the mechanism of gear honing with a worm-shaped hone

蜗杆珩齿机理研究

The president gave a letter-perfect speech.

总统演讲时把讲稿一字不漏地念出来。

Your balance has got to be letter-perfect.

你的平衡一定要保持好。

Make sure your resume and cover letter are letter-perfect before you hit "send" one more time.

之前就被淘汰。在你确认发送之前再三确认你的简历和求职信没有错误。

Molecular Conformation of Spider Silk Fibroin of Araneus Ventricous

大腹园蛛腺体丝蛋白溶液的分子构象

Analysis of Amino Acid Components of Araneus Ventricous Spider Silk

大腹圆蛛丝蛋白的氨基酸组成分析

Well, the supermen marched us, without food, water or sleep to Limberg, a distance of about sixty miles, I think, where we were loaded and locked up, sixty men to each small, unventilated, unheated box car.

就这样，一路上不眠不休、不吃不喝，我们凭借坚定的意志前往林贝格，我想，大概有60英里的路程，我们在那里给枪上膛，每辆狭小、密闭、冷气逼人的箱式车内挤着60个人。

The government is asking people living within 20km of the Fukushima Daiichi nuclear power plant to evacuate and those between 20 km and 30 km away from the plant are asked to stay indoors in unventilated rooms.

政府呼吁居住在福岛核电站20公里以内的居民赶紧撤离，居住在距核电站20-30公里之内的居民呆在家里，关闭门窗。

What triggers the explosion could be the overheated battery caused by extremely high temperature magnified by the windshield ( glass) and the sealed ( unventilated) vehicle cabin.

挡风玻璃以及封闭（不通风）的车厢放大了极端高温的影响，造成了电池过热，引发了爆炸。

to wait in this unventilated hallway, walked out with a multidrug-resistant strand of tuberculosis.

在通风不好的大厅等候，就会带着几种抗药性的结核病菌种走出医院。

Application of Raised and Unventilated pile Foundation in Permafrost Regions

多年冻土区采暖房屋架空不通风式桩基础应用

According to the causes of the disease, four types of phlebogram are presented, namely: Type ⅰ, incompetence of the internal saphenous valve ( 1.27%);

提出四型分类法：Ⅰ型&单纯大隐静脉瓣膜功能不全（1.27%）；

Next year he came into Italy by way of Venetia, burned Aquileia and Padua and looted Milan.

第二年，他取道威尼西亚进入意大利，焚毁阿基利亚和帕多瓦，洗劫米兰。

The reduction of the carbonyl group on haloperidol to hydroxyl group has almost no effect on its vasodilative activity.

氟哌啶醇母体上羰基被还原为羟基一般对其扩血管活性影响不大。

Studies on synthesis of quaternary ammonium salt derivatives of haloperidol and their vasodilative activities

氟哌啶醇季铵盐衍生物的合成及其扩血管活性

Increase of age leads to decrease of arterial elasticity and damage of endothelium-dependent vasodilative function.

年龄增长导致大小动脉弹性降低和内皮依赖的血管扩张功能损伤。

Study on Effects of Ginkgo Biloba Extract on Vasodilative Factors in Hepatopulmonary Syndrome in Rats

银杏叶提取物对肝肺综合征大鼠血管扩张因子的影响

Vasodilative effects of the Acanthopanax water extract on thoracic aorta of rats in vitro

刺五加水提取物对大鼠离体动脉血管的舒张作用