某篮球队在长期训练和比赛中，教练对5名主力队员之间的最佳配合，总结出如下规律： （ⅰ）若丙上场，则甲上场； （ⅱ）除非丙和丁都上场，戊不上场； （ⅲ）只要丙和丁至少有一个人不上场，戊就上场； （ⅳ）或者乙上场而丁不上场，或者乙不上场而丁上场。为了保持赛场的最佳阵容，则5名主力队员...
Xinjiang Uygur Autonomous Region(新疆维吾尔自治区) in the northwest of China is home to the nation’s largest cotton-producing area. The planting of cotton in Xinjiang dates back to the late Western Han Dynasty(朝代). According to historical records, cotton was introduced from West Asia to ...
Everyonelovestowearclothesmadeofcotton,becausetheyfeelcomfortable.Butdoyouknowwherecottoncomesfrom?ItissaidthatIndiawasthefirstcountrytoplantcotton.Chinaistheworld'ssecondlargestcottonproducer.AndXinjiangishometoourcountry'slargestcottonfield.Cottonneedslotsofheatandplentyofsunshinetogrow.Xinjiangisagoodplacetogrowit...
" Faced with this slightly burly cotton, it 'exposed' that it was really wild cotton. Many wild cotton plants have photoperiod sensitive genes, and the flowering period is constrained by the light time, so they will not blossom once they arrive in the north. This trait will affect the yiel...
TheplantingofcottoninXinjiangdatesbacktothelateWesternHanDynasty(朝代).Accordingtohistoricalrecords,cottonwasintroducedfromWestAsiatoXinjiang.ItsoonspreadacrossXinjiangbecauseofthearea'sfullsunlightandplentyofwater,whichtheplantneeds.Xinjiangisfamousforitslongstaplecotton(长绒棉).whichispopularamongcustomers.Inthepast...
Afterbagsofcottonarepackedandtakentodifferentfactories,theybecomeclothes,toysandotherthingsthatweseeinourdailylife.根据短文内容,选择最佳答案.(1)Whatcanwelearnfromthethirdparagraph? ___A.CottonfirstappearedinXinjiang.B.PeoplebegintoharvestcottoninOctober.C.Over10milliontonsofcottonwasharvestedlastyear.D.Thelo...
aNephron-sparing surgery in a duplex system associated with a vaginal ectopic ureter 在双重系统Nephron饶恕手术与一条阴道宫外的输尿管相关[translate] aFlying, flying, where is the 飞行,飞行,是的地方[translate] aFlies cotton wool fly where is 飞行棉绒飞行的地方[translate]...
Picking the bolls of cotton from the plants by hand was a slow, labour-intensive, and even painful exercise. Although the plant itself has no thorns or spines, the cotton boll – the bulb, or ‘fruit’ of the cotton plant – can be hard and spiky. When the boll opens, you gain acce...
Ancient City Shows Where Cotton Was KingDiscusses research which shows that residents of El Paraiso, an ancient civilization located on the central Peruvian coast between 1800 and 1500 BC, focused their agricultural cultivation on cotton. Use of cotton as trade for other goods; Founding of the ...
Jacquard fabrics featuring cotton have largely replaced linen jacquard textiles. 6. Silk jacquard Considered to be the most luxurious type of jacquard fabric, silk jacquard is commonly used to make complex brocade patterns or tapestries. In previous centuries, silk was the primary fiber used to ...