2023-05-17
气压制动器的驱动力完全由()产生。
A.液压
B.气压
C.脚踏板
D.制动蹄
A
A procedure that allows a physician to look into the bladder and examine its interior is termed a().
2024-01-13 竞赛及其他题库
A specialist in diseases of the lower urinary tract, bladder and urethra, is called a().
adrenal gland
pituitary gland
secretion
pineal
thyroid gland
thalamus
thymus gland
glucose
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