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- East China grey duck feather 华东灰鸭毛
- grey duck feather 灰鸭毛
- South China grey duck feather 华南灰鸭毛
- Chinese grey duck feather 中国灰鸭毛
- washed grey duck feather 水洗灰鸭毛
- de-downed grey duck feather 低绒灰鸭毛
- Acid-hydrolysis and hydrolysate decolorized conditions for compound amino-acids production from duck feather are studied by using orthogonal tests. 通过正交实验对利用鸭毛酸水解生产复合氨基酸的水解条件及水解液的脱色条件进行了研究。
- Moreover, duck feather structure possess good streamline to reduce the resistance when duck swims because of the slant flange on the cross section and barb at the end of feather. 麻鸭腹部羽毛的剖面呈现倾斜的凸起结构且其羽毛末端上有倒钩，使其具备了良好的流线型结构，降低了水流的阻力。
- Moreover,duck feather structure possess good streamline to reduce the resistance when duck swims because of the slant flange on the cross section and barb at the end of feather. These result in the different capability when they are in water. 麻鸭腹部羽毛的剖面呈现倾斜的凸起结构且其羽毛末端上有倒钩,使其具备了良好的流线型结构,降低了水流的阻力。
- A feather floated down on the wind. 一根羽毛随风飘落。
- As they slowed down for the turn, a grey car shot ahead of them. 当他们放慢车速拐弯时，一辆灰色的汽车飞也似地超到他们前面去了。
- Have a glass of beer to rinse your dinner down. 喝杯啤酒把你吃的晚饭冲下去。
- The machine must break down at this busy hour. 正忙的时候，机器偏偏又坏了。
- The old man stared the uninvited guest up and down. 老人把不速之客上下打量了一番。
- The Gothenburg duck feathers we're going to load are stowed under Bremen \electrode\solder wire\ which is from the lighters. 我们将要装的哥德堡的鸭毛被驳船上来的不来梅的焊条压在了下面。
- For the first time Celia de Grey hesitated. 西莉亚·德·格雷第一次显出迟疑的神色。
- One man who has done just that is Aubrey de Grey. 奥布里.;德
- The thief suddenly began to itch all over and he began scratching, and then duck feathers grew out of his body. His whole body became covered with duck feathers. 那个小偷吃了偷来的鸭后,突然浑身上下奇痒无比,而且抓痒后,全身竟长出鸭毛来了!
- Eleven hours out of Paris, the Air France plane let down into Rio de Janeiro. 法国航空公司的飞机在飞离巴黎11个小时之后，在里约热内卢减速下降。
- square mixed plain satin plaited duck feather cushion 方型素缎褶裥鸭低毛绒靠垫
