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【单选题】
某买卖合同中规定：“如果卖方因国内原材料价格指数上升1%，对本合同未执行的数量，双方协商调整价格”。这是______。A.
固定价格
B.
非固定价格
C.
暂定价格
D.
价格调整条款
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皮皮学刷刷变学霸
举一反三
【简答题】He finally won his (free) ________after 20 years in prison.
【单选题】He finally won her over, but _____________________.
A.
of great expense
B.
in a lot of expenses
C.
at a great expense
D.
by high expenses
【简答题】看把你高兴的,考得不错_______?
【单选题】He finally won the general election because many of his promises were quite popular _____ the voters.
A.
for
B.
in
C.
to
D.
with
【简答题】丝极电渣焊设备的组成有哪些? 2、 机械机构为焊接执行机构,包括哪些? 3、 电渣焊用焊接材料有哪些?