查询词典 back up

Back to back loan：对销贷款 back-to-back loan 对销贷款

368 1 back-to-back credit 对开信用证 back-to-back credit 对开信用证 | 369 1 back-to-back loan 对销贷款 back-to-back loan 对销贷款 | 370 1 back wardation 倒价 back wardation 倒价

欠付工资 back pay 欠付工资：back pay

365 1 back order 欠交订货 back order 欠交订货 | 366 1 back pay 欠付工资 back pay 欠付工资 | 367 1 back tax 欠交税款 back tax 欠交税款

back to back method：背靠背法,反馈法

back-to-back letter of credit 背对背信用证 | back-to-back method 背靠背法,反馈法 | back-to-back running 反馈运行,背靠背运行

back to back credit import first：输入方先开的对开信用证

back-to-back credit export first 输出方先开的对开信用证 | back-to-back credit import first 输入方先开的对开信用证 | back-to-back 对头拼接

back to back credit import first：进口为先的对开信用证

Back to Back Credit Export First 出口为先的对开信用证 | Back to Back Credit Import First 进口为先的对开信用证 | Back to Back L/C 对开信用证

back to back credit import first：输入方先开的对开

back-to-back credit export first 输出方先开的对开 | back-to-back credit import first 输入方先开的对开 | back-to-back 对头拼接

back-to-back testing：反馈试验

back-to-back method 反馈法 | back-to-back testing 反馈试验 | back-to-back 背对背的

back up block：支撑块

back to back houses 背对背房屋 | back up block 支撑块 | back up wall 背墙

Back-up light：倒车灯 Back wall 后围

Back-up buzzer 倒车报警器 | Back-up light 倒车灯 Back wall 后围 | Bad conductor 不良导体

at the back of sth：作为某事的主使者

at sb.'s back (=at the back of sb.) 跟随某人; 支持某人 | at the back of sth. 作为某事的主使者 | be glad to see sb.'s back (= be glad to see the back of sb.) 巴不得某人离开; 希望摆脱某人

liquid helium：液态氦

除了路径积分及应用在量子电动力学的研究成果之外,费曼其它重要的研究贡献还有1953年发表有关液态氦(liquid helium)超流体理论,以及1969年提出的成子(parton)模型.

fly wheel nut wrench：装拆飞轮螺母扳手

fly wheel magneto 飞轮式永磁发动机 | fly wheel nut wrench 装拆飞轮螺母扳手 | fly wheel pump 飞轮泵