手指指间关节侧方肿胀见于()
A.类风湿关节炎
B.淋巴液回流障碍
C.关节结核
D.手指侧副韧带损伤
E.腱鞘炎
参考答案:D
I think that teenagers shouldn’t be allowed to get their ________.
A.pierces
B.to pierce
C.piercing
D.pierced
A级和B级主机房的含尘浓度,在静态条件下测试,每升空气中大于或等于0.5μm的尘粒数应少于()?
A.18000粒
B.16000粒
C.14000粒
D.28000粒