chap

Some Properties of Rough Invariant Subgroups and Rough Quotient Groups;

粗糙不變子群的若干性質與粗糙商群

Rough subgroups,rough invariant subgroups and rough quotient groups are introduced based on the concept of rough groups.

運用粗糙集理論的思想,在已有的粗糙群的概念的基礎上,更深入地探討了粗糙集理論在代數系統——群上的應用,給出粗糙子群、粗糙陪集、粗糙不變子群和粗糙商群的概念,并討論了一些新的性質。

Roughness of the skin can be caused by bad diet

飲食不好可能引起皮膚粗糙

Roughness of the skin can is cause by bad diet.

飲食不好可能引起皮膚粗糙。

The sea air coarsened her skin.

海上的空氣使她的皮膚粗糙了.

(of hands or fingers) twisted,with swollen joints and rough skin;deformed

（指手或手指）關節扭曲腫脹及皮膚粗糙的, 變形的

No matter how dry your skin gets, you will never turn into an alligator or any other type of reptile.

不論皮膚多么干燥，你永遠不會變成美洲鱷或任何其他一種皮膚粗糙的爬行動物。

any of numerous compressed deep-bodied tropical fishes with sandpapery skin and erectile spines in the first dorsal fin.

多種身體扁平細長的熱帶魚，皮膚粗糙如砂紙，前部的背鰭可直立如硬刺。

Common population, especially for those with coarse and wrinkled skin and those with overworking pressure and pressed spirits.

適宜人群一般人都可以吃，特別適用于皮膚粗糙、裂起皺，工作和精神壓力大的人群。

Rough material irritates the skin.

粗糙的材料刺激皮膚。

It improves rough and wrinkled skin, reducing the appearance of fine lines.

它能改善粗糙和起皺的皮膚，減少幼紋。

skin with a tangible roughness.

一摸即能感覺到皮膚的粗糙。

a tangible roughness of the skin.

一摸即能感覺到皮膚的粗糙

The monkey' s skin has a rough feel.

猴子的皮膚有一種粗糙感。

A naturally inspired skincare line formulated with Calendula extracts topurify and hydratesensitive, rough skin.

凈化和補水，并且是對敏感、粗糙的皮膚。

It is suitable for various skin types, especially suitable for dry skin.

適合各種膚質使用，尤其適合粗糙有色素的皮膚。

His grip was firm and the skin of his hand felt like sandpaper.

他的手握力很大，手的皮膚象砂紙一樣粗糙。

His skin was rough and weather beaten from years of working the land under harsh conditions.

長年在環境惡劣的土地上工作, 他的皮膚因飽經風霜而變得很粗糙。

A sore roughening or splitting of the skin, caused especially by cold or exposure.

干裂皮膚因寒冷或暴露而產生的皸裂或粗糙引起的疼痛

an uncomfortable shirt made of coarse animal hair; worn next to the skin as a penance.

用粗糙的動物毛發做的很不舒服的襯衣；緊貼著皮膚穿表示懺悔。