查询词典 hard rubber

Goodyear was living near some of these poor men and he got to work on this question of making rubber hard and strong.

固特异那时生活在一些穷人旁边，并且他开始解决让橡胶变坚硬和结实的问题。

Goodyear ,an American ,had been trying to find a way in which rubber could be made hard ,nonsticky, and yet elastic.

一个名叫古德伊尔的美国人多年来一直在努力寻找一种方法，使制成的橡胶硬而不粘，又有弹性。

Goodyear, an American, had been trying to find a way in which rubber could be made hard, nonsticky, and yet elastic.

一个名叫固特异的美国人曾经想方设法地寻找一个能使橡胶变硬不粘且有弹性的方法。

Add the cotton-padded fluffy cushion like bed with bed board be suitable, foam-rubber cushion , seat dream thought , sofa bed, these sex being short of cash , breathing freely from east to west easy to make an old people turn over also dispatches, being able to interlay on hard board with cotton has to favor a few , fluffy few , makes the old people rest more comfortable.

床铺一般以铺板加松软的棉垫为宜，海绵垫、席梦思、沙发床，这些东西容易使老人翻身不便，透气性也差，可以在硬板上把棉垫衬得厚一些，松软一些，使老人休息更加舒适。

But these first rubber overshoes and raincoats were all soft and sticky in summer, and hard and unelastic in the winter when it was cold.

但是，最早的套鞋和雨衣在夏季都是又软又粘，到冬季天冷时，却又变硬而无弹性。

But these first rubber overshoes and raincoats were all soft and sticky in summer,and hard and inelastic in the winter when it was cold.

但最初的橡胶雨衣和雨鞋在夏天都很软而且粘，而冬天当它变冷时，它又变得硬而且没有弹性。

Depending on the final product, there are wide limits for the rubber to microcrystallline and hard paraffin wax proportion.

依靠最终的产品，橡胶与微精蜡和硬质石蜡有着非常广泛的配比，通常橡胶的含量为25%-40%之间。

Normal dentin is twice as stiff as pinewood, but damaged dentin is more like rubber, which makes it pretty hard to chew with.

正常的牙本质比松木还坚硬一倍，但是遭到损坏的牙本质却软如橡皮。

After ten years of hard work ,now the company has become a special enterprise in oil seal manufacturing incorporated with rubber pugging ,mold processing,oil seal production,research﹠development﹠ sales, and technological consultation.

经过本公司十年的艰苦创业，现已成为橡胶混炼，模具加工，油封生产，研发销售、技术咨询于一体的专业油封生产公司，本公司占地15000㎡，有专业的生产设备50余台套，拥有先进的计量检验设备10余台套。

Single-coated adhesive for mixing type, cast type, thermoplastic polyurethane and metal and other hard substrate bonding between the HTV, the use of rubber roller and paper, textile roller, solid tires, casters, daily necessities,, pipe linings and coatings, mining sieve used to enhance, as well as any other requirements of PU, TPU and metal or plastic or other substrate bonding applications.

单涂胶粘剂，适用于混炼型、浇注型、热塑性聚氨酯与金属及其他硬质基材之间的热硫化粘接，其使用与造纸胶辊、纺织胶辊、实心轮胎、脚轮、日常用品、管道衬里及涂层、矿山用增强筛板，以及任何其他要求PU、TPU与金属或塑料或其它基材粘接的应用领域。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。