正确答案: C
外分泌腺
题目:唾液腺属于:
解析:C
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举一反三的答案和解析:
[单选题]下列( )情况理想气体的内能(热力学能)增加了。
绝热压缩
[单选题]空压机系统不能在________处泄放压缩空气携带的油分和水分。
气缸下部泄水旋塞
[单选题]The officer in charge of the engineering watch shall notify the chief engineer without delay ____.
in any emergency or if in any doubt as to what decision or measures to take
[单选题]甲板开口漏水引起的舱内进水属于哪类船舶破损进水情况______。
舱室顶部在水线以上,舱内与舷外水不相通,水未充满整个舱室
[单选题]boarding time
登船时间