The non-return valve is one of the key parts of the injection molding machine.

止逆環(huán)是注射成型機塑化段的關(guān)鍵部件之一亚洲免费视频二，其設(shè)計的好壞直接影響機器的性能和制品的質(zhì)量国产精品社长性爱网。

It was pointed that there were some differences between domestic PVC resin and import products in plasticization function .

介紹了運用附帶數(shù)據(jù)處理機的流變儀PL2000-6分析通用PVC樹脂的流變行為，通過"相關(guān)程序"研究了國內(nèi)外同牌號PVC樹脂的熔融曲線色网站性感污，發(fā)現(xiàn)國產(chǎn)PVC樹脂和進口產(chǎn)品在塑化性能方面存在著一定的差距性色欲情免费网站。

The velocity fields,pressure fields and stress tensor fields in both of channels are respectively determined.

與擠出螺桿相比，注塑螺桿具有特殊形式的頭部結(jié)構(gòu)玖玖视频久久，這是由注塑機塑化部件的特點決定的欧美激情一级黄片搜索。

Display of the cranial nerves and their surrounding structures is very helpful for diagnosis and treatment of cranial nerve diseases. In order to obtain the sectional anatomical data of the cranial nerves and their related blood vessels, MRI sectional scanning and plastination were used in this study to conduct a comparison between the image and sectional anatomy of the oculomotor nerve, trochlear nerve, trigeminal nerve, abducent nerve, facial nerve, vestibulocochlear nerve, lower cranial nerves and their related structures.

腦神經(jīng)及其周圍結(jié)構(gòu)的顯示對于腦神經(jīng)疾病的診斷和治療有較大的幫助，為了獲得腦神經(jīng)和相關(guān)血管的斷面影像解剖學(xué)資料人人操人人操人人色人人操人人色人人摸，本實驗采用MRI薄層掃描及生物塑化薄片斷面技術(shù)對動眼神經(jīng)久久久久久久久毛片、滑車神經(jīng)、三叉神經(jīng)欧美日本电影、外展神經(jīng)毛片无码高潮喷白浆视频、面神經(jīng)-前庭蝸神經(jīng)、低組腦神經(jīng)及相關(guān)結(jié)構(gòu)進行影像與斷面解剖對照研究国产精品福利在线观看入口。

This displayed the serial transversal, coronary and sagittal sectional anatomy of the oculomotor nerve, trochlear nerve, trigeminal nerve, abducent nerve, facial nerve, vestibulocochlear nerve and lower cranial nerves and their related structures, which provides basis of sectional anatomy for imaging study of the cranial nerves.

采用生物塑化技術(shù)亚洲中文字幕第一页精品，制作了層厚為1.0mm的薄層斷面切片，系列地顯示了動眼神經(jīng)机械有限后入高潮、滑車神經(jīng)超彭免费、三叉神經(jīng)、外展神經(jīng)久久毛片网站、面神經(jīng)-前庭蝸神經(jīng)欧美日韩国产风俗、低組腦神經(jīng)及其相關(guān)結(jié)構(gòu)的橫斷、冠狀和矢狀位薄層斷面形態(tài)乱伦小说网尤物视频亚洲，為腦神經(jīng)的影像學(xué)研究提供了對應(yīng)的薄層斷面解剖學(xué)基礎(chǔ)国产一区清纯美女在线观看。

It was shown that at proper hard segment content, the elastomer had unique properties similar to other segmented polyurethane elastomers, but the soft segment was not crystallizable and was cheper.

這種材料兼具有橡膠的高彈性和塑料的高強度，應(yīng)用領(lǐng)域非常廣泛摸女生下体高潮喷水视频。優(yōu)異的物理性能和可以塑化成型這兩個特點使高分子學(xué)者注目欧美不卡一区二区三区手机。

The advantage s of quality,plasticizing properties and processing properties of PVC resins produced by bulk polymerization process in the production of pipe fittings were introduced.

比較了本體法PVC7型樹脂與懸浮法PVC-SG7型的生產(chǎn)工藝，介紹了本體法PVC樹脂的質(zhì)量一级a作爰片A级毛片、塑化性能和加工性能等在管件生產(chǎn)中的優(yōu)勢全国在线无码精品。

A development of modern automaticinjection moulding machines is the multi-component1 machine in which sandwich mouldings, for example, are produced.

與注塑不同的是，擠出機是連續(xù)工作的无码欧XXXX在线观看。塑化了的混合物在機械力作用下通過一個腷bixx.com？凇?/p>

At room temperature thermoplastic plastic usually granular, after heated to a certain temperature molten state, while its cooling after Curing, if it will become once again heating molten state, and the plastics can be re-forming.

熱塑性塑料在常溫下通常為顆粒狀日韩欧美A片一级久久72，加熱到一定溫度后變成熔融的狀態(tài)国产色视频一区，將其冷卻后則固化成型，若再次加熱則又會變成熔融的狀態(tài)黄页视屏在线看，而可進行再次的塑化成型日韩欧美中文精品第一页。

Thermoplastic plastic usually get granular at normal temperature , after heated to a certain temperature molten state, while its cooling after Curing, if it will become once again heating molten state, and the plastics can be re-forming.

熱塑性塑料在常溫下通常為顆粒狀国产不卡久久精品影院尤物，加熱到一定溫度后變成熔融的狀態(tài)，將其冷卻后則固化成型思思精品视频，若再次加熱則又會變成熔融的狀態(tài)人妻在线交插，而可進行再次的塑化成型。