Finally the structures were released in a 49 % HF etch.最后在49%F中腐蚀形成这些结构.More often , all of the materials etchant have a finite etch rate.剂中的材料都具有一定的刻蚀速率.Can some one suggest a suitable etch or sequence of etches to achi...
More often, all of the materials exposed to the etchant have a finite etch rate.通常, 所有暴露在刻蚀剂中的材料都具有一定的刻蚀速率.Hydrofluoric acid of Porcelain Etchant and phosphoric acid of UNI - ETCH are severe eye and tissue irritants.瓷酸蚀剂...
You can be more tired when your weight lifting thing.当你举重物时你会更累.Team member should register to the gym to participate in the weight lifting training.队员应到健身房报到参加举重训练.Cycling, unlike running or weight - lifting, causes lit...
The humiliation of defeat in 1982 caused Argentina to downplay the dispute.1982年马岛战争失败后,阿根廷暂时搁置了争议.The government is trying to downplay the violence.政府试图对暴力行为低调处理。...to downplay the dangers of nuclear accidents.对核事故的危险轻描...
他们开始发烧，眼睛里分泌出一种水状物。They develop a fever and a watery discharge from their eyes.这些伤口可能会利索地愈合，也可能会分泌出一种透明的液体。The wounds may heal cleanly or they may ooze a clear liquid.汗腺分泌汗液。The sweat glands secrete water....
为避免相撞而刹车时，他听到了轮胎与地面刺耳的摩擦声。He heard tires squeal as the car braked to avoid a collision.重型机器发出的刺耳的摩擦声会让他们心烦意乱。The grind of heavy machines could get on their nerves.只听见刀叉摩擦瓷器的刺耳声。The only sound is that of knives and forks ...
Pygmy flying squirrel western cowboy adventure in mind.牛仔小飞鼠西部冒险记.He wore frayed jeans and cowboy shirts.他穿着磨破的牛仔裤和牛仔衬衫。...alligator cowboy boots.鳄鱼皮的牛仔皮靴The cowboy lassoed a calf which was beside the bush.牧童套住了一只在灌木丛边的小...