润滑油粘度受温度影响,温度高粘度将下降。
参考答案:对
确诊Tumer综合征的检查方法是()
A.性激素水平测定
B.盆腔B超
C.口腔黏膜上皮细胞X染色质
D.生长激素激发试验
E.外周血染色体核型分析
This induced magnetism()the permanent magnetism already present in the ship.
A.will add to
B.will subtract from
C.may add to or subtract from
D.will not change