Objects made of rubber having a modified polymer layer - from ether and ester groupsThere is disclosed a body contacting article, e.g. a surgeon's glove which comprises a first layer of a natural or synthetic elastomer and thereupon a layer of polymer comprising repeating units of the formula...
Mould intended for the vulcanization under pressure of objects made of rubber, in particular to the vulcanization under pressure of the lower part in the r... WD Frans 被引量: 0发表: 1927年 The Vulcanization of Rubber under High Pressure 1. The influence of high pressures (up to 10,000 ...
aIn our daily life often contact objects made of metal, wood, glass, leather, rubber and plastic, etc., quality of a material is also a variety of soft or hard, smooth or rough. Car interior trim leather chairs, solid wood, for instance, the steering wheel, the metal of the file hand...
aIn our daily life often contact objects made of metal, wood, glass, leather, rubber and plastic, etc., quality of a material is also a variety of soft or hard, smooth or rough. Car interior trim leather seats, solid wood steering wheel, for instance, the steering wheel, the metal file...
The first modern rubber vulcanizing production line in SINOPEC has recently been put into use in Pipe Prefabrication Plant of Shengli Oilfield Oil Construction Co.,Ltd.The first batch of steel pipes has been prefabricated.It shows that a... CCR Group - 《China Chemical Reporter》 被引量: 0发...
Shapes and colours 形状和颜色 A. Objects and materials objectmaterialdescription 1) a bell metal used in hotel receptions 2) a chair wood an antique 3) a hat fur made from a real animal 4) a bone rubber a toy for dogs 5) a flag cloth, e.g. cotton the Italian national flag 6) a...
4 discusswhichprofessionshouldgetthehighest/lowestpay Openingup 1Readthemoneyquestionnaireandanswerthequestions.1Doyouusuallypaybycashorcreditcardwhenyoubuythings?2Haveyoueverborrowedalargeamountofmoney?Whatfor?3Haveyoueverlentmoneytofriends?4Doyousaveacertainamountofmoneyeverymonth?5Whatdoyouthinkmoneycannotbuy...
A damping device for assembling objects and apparatus of the type comprising cushions made of rubber or other elastically deformable material and which prevents the transmission of external vibrations towards the apparatus or object under consideration and/or the transmission towards the exterior of produ...
heat resistance, impact resistance, wearability etc.; A kind of rigidity and excellent impact resistance, property, heat resistance, abrasion performance, flexibility with excellent resistance to whitening resistance, abrasion performance, the balance of heat sealability and the excellent rubber of composit...
百度试题 结果1 题目3Which one of the following objects is most likely not made of a waterproof material? 2(1)swimsuit(2)toilet paper2(3)metal fork(4)rubber gloves 相关知识点: 试题来源: 解析 2 反馈 收藏