Based on the studies done by our design team, we feel yarn tenacities in the range of 20 – 25 cN/tex are sufficient for our requirements.

根據(jù)我們設(shè)計小組的研究又紧又爽视频，對于我們的需求來說911影视免费看，我們認(rèn)為紗線的韌度在20到25cN/tex 的范圍內(nèi)已經(jīng)足夠了成年片精品视频网站在线观看网址。

You have come here voluntarily to this blue green jewel and you have incarnated into the physical tenacities of flesh.

你們原本是自愿者來到這藍(lán)綠色星球中国农村野外性XX视频，轉(zhuǎn)生成物理的肉體。

Its basic operation method is a tight mother of the lock that the opens to face afterward, can transpose the angle of the pole of arbitrarily, can process the thread that the different helix rises the Cape, this kind of knife pole has the strength and tenacities to process to slice to pare the dosage exaltation labor rate of production and decline low cost etc. to have the progress towards increasing [10]the knife, improve it is a kind of price less that knife have, yielding results the quicker method.

其基本操作方法是擰開其后面的鎖緊螺母日韩综艺午夜在线看免费，可任意調(diào)換蝸桿的角度久久综合婷婷七月丁香，可加工不同螺旋升角的螺紋，這種刀桿對增加刀具強(qiáng)度和韌性加工切削用量提高勞動生產(chǎn)率及降低成本等方面有所進(jìn)步高无码视频国产男人的天堂，改進(jìn)刀具是一種代價較少姐久久综合，收效較快的方法。