Part16.3 We need a piping material list
以上内容来自专辑
- Part16.1 The model is a tool for piping125401:07
- Part16.2 This pipe is made of carbon steel111701:09
- Part16.3 We need a piping material list113500:59
- Part17.1 TQC is a quality control system119800:57
- Part17.2 The defect must be repaired at once113000:58
- Part17.3 The problem needs further discussion108500:31
- Part18.1The test is scheduled for next Monday115301:01
- Part18.2 Shall we begin the test run at once?114700:49
- Part18.3 I felt the machine shake seriously121300:58
- Part18.4 I think the trouble lies here247001:05
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