at test phase vs in test phase

Both 'at test phase' and 'in test phase' are commonly used, but they are used in slightly different contexts. 'At test phase' is used to refer to a specific point or moment within the test phase, while 'in test phase' is used to describe being within the overall duration or period of the test phase.

Last updated: March 23, 2024

at test phase

This phrase is correct and commonly used in English.

Use 'at test phase' when referring to a specific point or moment within the test phase, such as a particular activity or event.

Examples:

We are currently at the test phase of the project.
The software malfunction was discovered at the test phase.

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This test phase shall be conducted for all samples.
This test phase shall be conducted for all samples where vibratory stress may influence switching functions, for example relays.
This test phase must be effected as necessary.
You have moved from rejection to a test phase.
Bags Nos 1 and 2 shall be hermetically sealed and follow the sealing sequence set out in point 4.2.7.1 They shall not be connected during cold test phase 1 or warm test phase 2.
(6) Connections between the TRACES system and existing computerised health declaration systems in some Member States require an extensive test phase.
NASA didn't authorise Selvig to go to test phase.
We just released it in a test phase last month, and it's been taking off.
Just a few finishing touches, Dr. Stark, and it should be ready for test phase.
Connections between the TRACES system and existing computerised health declaration systems in some Member States require an extensive test phase.
The decision to incorporate a leverage ratio in Pillar 1 will be taken only at the end of a test phase, in other words, not until 2017.
Following a test phase, camera surveillance is to be introduced at a total of 15 border crossing points.
After more than five years of planning and construction and an extensive test phase, the plant is scheduled to start full-time production in the spring of 2012.
INTERIM AND FINAL REPORT ON THE RESULTS OF THE TEST PHASES
During both cold and warm test phases the exhaust gases shall be diluted with fresh air to ensure that the flow volume of the mixture remains constant.
This means the correction of any bugs identified during the test phases and the provision of all necessary preconditions such as test platforms and resources.
Based on the findings of the measures set out in paragraph 1, the Commission may propose to the Standing Forestry Committee that Member States carry out studies or a monitoring test phase.
The technology you want never made it out of the test phase because it breaks down the molecular cohesion of the person crossing over.
The selected fuel type must not be changed during any of the test phases (described in paragraphs 2.1. to 2.3. of this appendix).
How will it allow for that fact when it assesses the test phase?

Alternatives:

during the test phase
in the testing phase
at the testing stage
at the trial phase
at the experimentation phase

in test phase

This phrase is correct and commonly used in English.

Use 'in test phase' when describing being within the overall duration or period of the test phase, without specifying a particular point or moment.