糖皮质激素禁用于哪种疾病?()
A.虹膜炎
B.角膜炎
C.角膜溃疡
D.视网膜炎
E.视神经炎
参考答案:C
According to a White Paper on the health of Chinese white collar workers, 60 percent are over- _______ and 76 percent in poor ________ , with fewer than 3 percent really _________ .
A.exhausted; health; health
B.tired; health; healthy
C.exhausted; healthy; health
D.tired; healthy; health
牛奶中亚硝盐检测测定还原力时硝酸钾标准溶液的配制方法:将硝酸钾()在()℃的温度范围内干燥至恒重,冷却后称取()g,溶于1000mL容量瓶中,用水定容。在使用当天,于1000mL的容量瓶中,取()mL上述溶液和()mL(),用水定容。