为（）所采用的夹具叫做焊接夹具。
A、保证焊件尺寸Ourusualtermsofpaymentarebyconfirmed,irrevocableletterofcreditinourfavour,reachingusonemonthaheadofshipment.
Aftercarefulconsideration,wedecidetobringthepricedownto420$/unit.
信用证装运期是指( )。
Ifyouincreaseyourinitialorderto30,000,Isupposewecouldconsiderreducingthepriceto300,080$perunit.
航空货代具有()身份。
